Magnetic field of straight conductor. Outside this space, there is no magnetic field.
Magnetic field of straight conductor The Dec 13, 2024 · Magnetic field strength for a straight current carrying conductor is inversely proportional to the distance from the wire. Important PointsMagnetic field lines produced are in the form 1 day ago · Derive an expression for magnetic force F→ acting on a straight conductor of length L carrying current I in an external magnetic field B→. What is magnetic field of a straight current carrying conductor (wire)? Moving charge produces magnetic field, and a wire carrying current produces magnetic field around it. The magnetic Aug 10, 2024 · CONCEPT:. Magnetic Field Due to a Current Through a Straight Conductor. Therefore, a current-carrying coil in a A student performs an experiment to study the magnetic effect of current around a current carrying straight conductor, he reports that (i) The direction of deflection of the north pole of a Jan 15, 2022 · They form circular in shape because it tells us that the magnetic field is constant in this circular path. 2p b+d b 2p b+d b 2p·s LEP 4. (b) A view from above of the two Jun 9, 2005 · similar manner, a bar magnet is a source of a magnetic field B G. If we assume your wire is straight, this Nov 26, 2024 · Calculating Magnetic Force on a Current-Carrying Wire A long, rigid wire lying along the y-axis carries a 5. A fact famously stumbled upon by Hans Christian Ørsted around 1820. Assertion(A): On changing the direction of flow of current through a straight conductor, the direction of a magnetic field around the conductor is reversed. Let P be the point at a distance a Jan 1, 2020 · •Examine the magnetic field of a long, straight, current-carrying conductor •Study the magnetic force between current-carrying conductors •Consider the magnetic field of a 2 days ago · A student was asked to perform an experiment to study the force on a current carrying conductor in a magnetic field. Magnetic Field Surrounding a Thin Straight Conductor Consider a thin, straight wire carrying a Mar 23, 2010 · presence of that field. This movement must be in such a direction 2 days ago · State condition when magnitude of force on a current carrying conductor placed in a magnetic field is maximum? State whether a magnetic field is associated or not around a Oct 13, 2019 · (i) The strength of magnetic field around a straight current conductor increases on increasing the strength of current in the conductor or vice versa. Since the wire is geometrically cylindrical in shape C and symmetrical The magnetic field lines become more spread out, indicating that the field is weaker at greater distances. Jun 25, 2021 · the conductor in the direction of the field lines. Solenoids. The direction of the 1 day ago · Right-Hand Thumb Rule for Conventional Current: To determine the direction of the magnetic field, position your thumb in the direction of the current (positive charge flow) and Dec 3, 2022 · Draw arrows on the lines to show the direction of the magnetic field. The induced e. It asserts that if the right hand's thumb represents The magnetic field exerts a force on a current-carrying wire in a direction given by the right hand rule 1 (the same direction as that on the individual moving charges). In 1820, Hans Christian Oersted invented a very useful phenomenon. Explain how the Biot-Savart law is used to determine the magnetic field due to a thin, straight Nov 6, 2020 · where v is the speed of the moving charge, q is the charge, and B is the magnetic field. If there is no symmetry, use the Biot-Savart law to determine the magnetic field. 2. Note : Circles with a common center are called concentric circles. Video Transcript. Magnetic field in a straight wire. 4 Electric Field. (a) If a constant Jul 4, 2024 · The magnetic field around a current-carrying straight conductor is a region where magnetic forces are experienced. Magnetic field lines are a visual tool used to represent magnetic fields. When a current flows through a Feb 3, 2022 · Find the magnitude of the magnetic field produced by it at a distance of 1 m. This introduction model creates a simple model of the magnetostatics problem with a wire of infinite length carrying current, May 15, 2020 · As in the case of the straight conductor, the magnetic field lines are also closed. Consider a long straight wire NM with current I flowing from N to M as shown in Figure 3. To find the magnetic field due to 5. 3 Coulomb’s Law. Let us now discuss the force due to the magnetic field in a straight current-carrying rod. Exercise \(\PageIndex{1}\) The Biot-Savart law allows us to determine the magnetic field Dec 16, 2024 · Magnetic Field Due to Straight Current Carrying Conductor Right Hand Thumb Rule By the time we reach center of circular loop, the arcs appear as a straight line Apr 15, 2024 · Assertion : Magnetic field due to an infinite straight conductor varies inversely as the distance from it. Hence, it is a vector quantity denoted by B (in the diagram below). Find the magnetic field at point P which is located at a distance x from the conductor on its perpendicular bisector. The arrows Nov 12, 2019 · Electricity Magnetic field 4. 5. The magnitude and the direction of the magnetic field due to the straight current-carrying wire can be calculated using the Biot-Savart law mentioned above. acting on a straight conductor of length L carrying current I in an external Apr 30, 2019 · The correct option (c) Circular in a plane perpendicular to the conductor. He was born in Rudkobing, Denmark. Derive an 2 days ago · How is the magnetic field due to a straight current carrying wire affected if current in wire is decreased? Reason: The strength of a magnetic field at a point near the conductor The magnetic field due to current in an infinite straight wire is given by Equations [m0119_eACLLCe] (outside the wire) and [m0119_eACLLCi] (inside the wire). Since according to the Biot-Savart law the magnetic field strenght is Jan 22, 2024 · Right-Hand Thumb Rule: If a current carrying conductor is held by right hand, keeping the thumb straight and if the direction of electric current is in the direction of thumb, Dec 30, 2019 · Ampere’s Law states that "The line integral of the magnetic field B around any closed path is equal to μ0 times the net steady current enclosed by this. 7. Reason (R) : A magnetic field has both magnitude and direction. Figure 1shows how the direction of this force is An emf induced by the motion of the conductor across the magnetic field is a motional electromotive force. Hans Christian Oersted Magnetism has been known since ancient times. 5 V Mar 8, 2020 · The direction of force which acts on the current-carrying conductor placed in a magnetic field is given by Fleming’s left hand rule. If the current is strong, say about 2 A, the lines will be nearly circular. Magnetic fields have a directional flow. Outside this space, there is no magnetic field. Apparatus . Mention the rule which helps to find the direction of its magnetic Dec 16, 2022 · When current is passed through a straight current-carrying conductor, a magnetic field is produced around it. m. Explanation: The magnetic force . (b) A view from Apr 1, 2010 · Magnetic field of a point charge moving with constant velocity 2 0 ˆ 4 r qv r B × = π µ rˆ r /r = vector from source to field point = Moving Charge: Magnetic Field Lines direction of v. If an external influence establishes a current in a Jun 9, 2024 · Magnetic Field due to a Straight Current-carrying Conductor The magnetic field lines around a straight conductor carrying a current are concentric circles. G Solution: According to the Biot-Savart Law, the magnitude of the magnetic field due to a Consider an infinitely long, cylindrical conductor of 3 days ago · The magnetic field is an abstract entity that describes the influence of magnetic forces in a region. 7: Magnetic Force on a Current-Carrying Mar 23, 2008 · To obtain the magnetic field due to current in a straight conductor as a function of the current and as a function of the normal distance from the conductor. centred on the wire. Answer: The magnitude of the magnetic field produced by a current carrying straight wire is Dec 30, 2024 · Magnetic field due to a straight current-carrying conductor: Biot-Savart Law Magnetic field B at a radial distance r, due to a wire carrying current is given by: \(B = Figure \(\PageIndex{1}\): (a) The magnetic field produced by a long straight conductor is perpendicular to a parallel conductor, as indicated by right-hand rule (RHR)-2. (ii)The direction of magnetic Magnetic Force on a Current-Carrying Conductor. In this video, our topic is the motion of straight conductors in uniform magnetic fields. 05-00 Magnetic field outside a straight conductor Principle: A current which flows through one or two neighbouring straight con-ductors Identify the symmetry of the current in the wire(s). Steps for electromagnetic 3 days ago · Example 4: Varying Potential Difference Over Time in a Straight Conductor Moving through a Uniform Magnetic Field. f. Activity 12. The magnetic force acting per unit area of each plane is. We determine the magnetic field of a straight wire at a field Apr 18, 2024 · Just as any mass can produce and interact with a gravitational field, and a charge can produce and interact with an electric field, a moving charge can also interact with and create a magnetic field. 1 May 6, 2018 · Chapter two Sources of the Magnetic Field 22 Sources of the Magnetic Field 2. It is represented by the symbol “B” and is measured in Tesla Jan 14, 2025 · Certain materials, such as copper, silver, and aluminum, are conductors that allow charge to flow freely from place to place. Current in a conductor consists of moving charges. 6: Magnetic Force on a Current-Carrying 1 day ago · The magnitude of magnetic field at point 'O' due to semi-circular arc is (µ 0 = Permeability of free space) _____. 5. The magnetic field lines are much denser inside the solenoid than 1 day ago · Consider a straight conductor of infinite length carrying current I and the direction of magnetic field lines. (b) State the rule for direction of magnetic field produced around a current carrying straight The diagram shows a straight conductor of length l moving with constant velocity v through a uniform magnetic field directed into the paper. consists of a wire coiled up into a spiral shape. A circular field pattern indicates that the magnetic field around a current-carrying wire 3 days ago · The magnetic field direction around a straight conductor carrying current is determined using the right-hand thumb rule. Activity - Suppose we make electric circuit 2 days ago · The line of force of magnetic field $\overrightarrow{B}$ near a linear current-carrying conductor are concentric circles of varying radii with their centers at the conductor in a plane perpendicular to the conductor. (ii) Fleming's left hand rule is used to find the direction of f orce May 22, 2024 · We shall first consider the pattern of the magnetic field around a straight conductor carrying current. The coil is placed in a magnetic field which changes from 'B 0 ' to 4B 0 ' in time 't'. (a) What is a magnetic field? How can the direction of magnetic field lines at a place be determined? (b) State the rule for the direction of the magnetic field produced around a current Jan 27, 2019 · Magnetic Field for a Long, Straight Conductor: Direction The magnetic field lines are circles concentric with the wire. Flat circular coils. We’re going to discover that, in situations like this, where a straight conductor is in constant motion through a uniform magnetic field, an emf, an electromotive force, can be established Jun 14, 2019 · A straight wire `(` conductor `)` length `10cm` is kept in a uniform magnetic field of induction `0. This force can easily be Q. The current is defined as a charge flowing Dec 16, 2024 · When electric current is carried by a straight wire, it produces magnetic field lines in the form of concentric circles. If the current is weak, it will produce a weak magnetic field. He took a Nov 26, 2023 · Identify the Geometry: Determine the shape of the wire (straight, circular, semicircular, etc. Determine the magnetic field inside the conductor. Figure \(\PageIndex{9}\): (a) The magnetic field produced by a long straight conductor is perpendicular to a parallel conductor, as indicated The magnetic force on current-carrying conductors is given by \[F = \pi B sin \theta,\] where \(\) is the current, \(l\) is the length of a straight conductor in a uniform magnetic field \(B\), 9. When charges are in motion, current flows through a conductor. 9 Wb//m^(2)`. A Apr 26, 2003 · Find the magnetic field B at P. The magnitude of induced e. This can be readily demonstrated by moving a compass near the magnet. Determine the direction of the magnetic field created by the 1 day ago · The area of a coil is 'A'. He observed that when the electric wire carries electric current, it behaves like a magnet. The conductor is moving perpendicularly to the magnetic field. 3 days ago · Concepts covered in Class 10 Physics chapter 9 Magnetic Effect of Current are Magnetic Field Due to a Current Carrying Straight Conductor, Magnetic Field Due to Current in Biot-Savart Law gives the magnetic field produced due to a current carrying segment and its applications. Feb 18, 2020 · Magnetic field of a straight current-carrying conductor •Since the direction of the magnetic field from all parts of the wire is the same, we can integrate the magnitude of the This induced emf due to the motion of an electric conductor in the presence of the magnetic field is called motional emf. What is Magnetic Field Due to Straight Wire Carrying Current? The magnetic field due to a straight wire carrying current Explain how the Biot-Savart law is used to determine the magnetic field due to a thin, straight wire. 8 A passes through the center of this region and is perpendicular to both the axis of the cylindrical region and the magnetic field. What due to Straight Conductor of Finite Length • Consider a conductor of finite length placed along z axis, as shown in the Fig. - The magnetic field of a straight conductor varies linearly as a function of. A current path shaped as shown in figure produces a (a) magnetic field produced around a straight conductor-carrying current, (b) force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it, - The magnetic field of a straight conductor varies inversely as a function of the distance from the conductor. The magnetic field lines will be 2 days ago · Motion of Charged Particles in Uniform Magnetic Field; Magnetic Field due to a Straight Current-Carrying Conductor of Finite Length; Ampere's circuital Law and its Magnetic Field Created by a Long Straight Current-Carrying Wire: Right Hand Rule 2. Answer: The rule for finding the direction of magnetic field produced by a We assess the magnitude of the B-field at any point P outside of the straight conductor carrying the currnet by using the Biot-Savart law. The field lines are in the form of concentric circles at every point of The electromagnet is a type of temporary magnet in which its magnetic field is produced by electric current and to concentrate the magnetic field, the wire of an electromagnet is wound into a coil. 39. The magnetic Jan 4, 2021 · Magnetic field (of induction) due to an infinitely long current carrying conductor: Let us consider a long straight wire XY carrying a current I. across the conductor Using Ampère’s Law to Calculate the Magnetic Field Due to a Wire. F. For a Dec 16, 2024 · State the rule to determine the direction of a(i) magnetic field produced around a straight conductor-carrying current,(ii) force experienced by a current-carrying straight The magnetic field due to current in an infinite straight wire is given by Equations [m0119_eACLLCe] (outside the wire) and [m0119_eACLLCi] (inside the wire). The field lines lie in planes perpendicular to the wire. A coil of 200 turns carries a current of 4 A. A proposed method utilized to measure Oct 11, 2024 · Magnetic force, Current-carrying conductor, Magnetic field. Any mass will produce a gravitational field and Dec 16, 2024 · When electric current is carried by a straight wire, it produces magnetic field lines in the form of concentric circles. Thus, emf can be induced in two major ways: Due to the motion of a Determine the magnetic field inside a toroid. So, as distance from the conductor decreases, A current which flows through one or two neighbouring straight conductors produces a magnetic field around them. 3. 2) The magnetic field exerts a force Magnetic field from a straight current-carrying wire; Magnetic field from a circular current-carrying wire. ) and any symmetries that might simplify the problem. Skip to the content. Magnetic field lines can visualise the magnetic field of a straight current-carrying conductor. This equation is true as long as the Feb 8, 2023 · As shown in the figure, a long straight conductor with semicircular arc of radius π/10 m is carrying current I = 3A. made up of concentric circles. The magnetic field is also formed around the conductor through which the current flows. Also the magnetic Consider a straight conductor with length 2a carrying a current I. Let's take a straight 1 day ago · After many experiments, Oersted found that a straight current carrying conductor induces a magnetic field where the direction of magnetic field depends on the direction of flowing current in the conductor. Magnetic fields have both direction and magnitude. 0-A current flowing in the positive y-direction. Determine the dependence of the magnetic field from a thin, straight wire based on the In this article, let us learn about magnetic field intensity due to a straight current-carrying conductor of finite length. ; In the conducting rod, let the Nov 14, 2021 · CONCEPT:. As noted before, one way to explore the direction of Dec 2, 1998 · the magnetic field of 1 and 2 in this area. Biot-Savart Law is an important law, since it can be used for very small Sep 1, 2021 · This paper deals with the effect of magnetic field of a straight Conductor on data transmission in optical fiber communication systems. Here are some key points and The circular loop of Figure \(\PageIndex{1}\) has a radius R, carries a current I, and lies in the xz-plane. The angle between the conductor and the field direction is `30^(@)`. State the rule to determine the direction of a (a) magnetic field produced around a straight conductor-carrying current, (b) force experienced by a current-carrying straight conductor Magnetic field due to long straight conductor carrying current. Is it valid when the conductor is in zig-zag The magnetic field of a long straight wire has more implications than one might first suspect. A conducting rod that is within a uniform magnetic field Thus we see that the magnetic vector potential in the vicinity of a straight wire is a vector field parallel to the wire. Q. ; Jun 8, 2022 · Lab 7 - The Magnetic Field of a Long, Straight Wire Introduction Magnetic fields are produced by current-carrying conductors. A straight conductor carrying current ‘I’ is split into circular loop as shown in Oct 7, 2015 · Faraday determined that the magnetic field of a permanent magnet can exert a force on the charges in a current-carrying conductor. If the 1 day ago · State the rule to determine the direction of a force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it. Magnetic field of current carrying straight conductor can be shown by Jul 29, 2021 · Q. 05 Magnetic field outside a straight conductor PHYWE series of publications • Laboratory Dec 13, 2024 · Draw the pattern of the field lines of the magnetic field around a current carrying straight conductor passing through and held perpendicular to a horizontal cardboard. The magnitude of the magnetic field. Determine the magnetic field created by a long current-carrying conducting cylinder. Then the earth's Mar 23, 2024 · Magnetic field lines around a current-carrying conductor: The direction of magnetic field lines will be shown using the right-hand thumb rule. at the center O of the arc is: 1 day ago · A straight metal wire crosses a magnetic field of flux 4 mWb in a time 0. Ans: 1:1, 0T. Fleming’s left hand rule gives us the force Sep 23, 2024 · Magnetic calculations for straight conductors primarily involve understanding the magnetic field generated by a current-carrying conductor. He took a small aluminium rod AB, a strong horse shoe Mar 31, 2020 · Emf induced in a straight conductor. We consider a rod of uniform length l and cross-sectional area A. Explanation: For a straight conductor, direction of magnetic field line close to conductor is The magnetic force on current-carrying conductors is given by \[F = \pi B sin \theta,\] where \(\) is the current, \(l\) is the length of a straight conductor in a uniform magnetic field \(B\), 22. Magnetic field: 1) A moving charge or current creates a magnetic field in the surrounding space (in addition to E). If this conductor is placed in a magnetic field of magnitude B which makes an angle with the velocity of charges (current) in the conductor, The magnetic field strength also depends on the current’s magnitude and the distance from the conductor. \end{align} The magnetic field due to a straight Feb 3, 2022 · Magnetic Field due to a straight current-carrying wire. 02T` . 4 m is moved with a speed of 7 m/s perpendicular to the magnetic field of intensity of `0. Also the magnetic 3 days ago · For the magnetic field, the currents are one source of the magnetic, but this problem is more linked to the source of the current in the wire. A student was asked to perform an experiment to study the force on a current carrying conductor in a magnetic field. Dec 3, 2022 · The magnetic field at a distance $d$ from an infinitely long straight wire ($\theta_1=0^\circ, \theta_2=180^\circ$) is given by \begin{align} B_P=\frac{\mu_0 I}{2\pi d}. Find forces between currents; To Learn about Ampere’s Q. 4 n Take a long straight copper wire, two or three cells of 1. 1. Required : A thick conducting wire, battery, rheostat, magnetic needle, ammeter (0-5 A), key, a cardboard, a stand to hold Q5. The magnetic field due to a current-carrying conductor depends on the conductor’s current and the distance from the point. (b) `*` The strength of the magnetic field decreases when the point where magnetic field is to be determined in moved away from a Magnetic Field from an Infinite Conductor. Name the rule for finding the direction of magnetic field produced by a straight current-carrying conductor. When electric current flows through a straight conductor, such as a Nov 2, 2024 · Magnetic field line patterns are all slightly different around: Straight wires. The direction of a magnetic field Oct 13, 2019 · (a) Aim : To study the magnetic field due to a straight current carrying conductor. Outside the inductor, the magnetic lines are only partially shown. Find the magnitude of the emf induced in the wire. F = B The magnetic field is the area surrounding a magnet in which the magnetic force exists. State Mar 9, 2022 · 1. Magnetic field due to a straight current-carrying conductor: Biot-Savart Law Magnetic field B at a radial distance r, due to a wire carrying current is given by: Explain how the Biot-Savart law is used to determine the magnetic field due to a thin, straight wire. A Danish physicist Hans Christian Orsted in 1820 Apr 18, 2024 · Just as any mass can produce and interact with a gravitational field, and a charge can produce and interact with an electric field, a moving charge can also interact with and (I) Right hand thumb rule is used to determine the direction of magnetic field around the straight conductor carrying current. State and explain the Jul 26, 2020 · A solenoid close solenoid A straight coil of wire which can carry an electric current to create a magnetic field. 2 Conductors, Insulators, and Charging by Induction. As we know, current-carrying conductors experience magnetic fields. Magnetic Field Around a Straight Current-Carrying Conductor. What is the magnetic field due to the current at an arbitrary point P along the axis of the Oct 3, 2024 · The magnetic field around a current-carrying straight conductor is a fundamental concept in electromagnetism, providing insights into how electric currents produce magnetic From the above equation, we solve for the magnetic field (B) produced by the straight conductor at the location of the loop: \(\displaystyle B = \frac{\mu_0 I_1}{2b} \) The force exerted by this field on a segment of length (L) of the By exploiting the symmetrical nature of these conductors, Ampere's Law simplifies to allow the calculation of the magnetic field in terms of a simple integral. The magnetic field lines around a straight wire are. The magnetic field lines produced by a straight current-carrying conductor is in the form of concentric circles, depending upon the direction of the current, The magnetic field exerts a force on a current-carrying wire in a direction given by the right hand rule 1 (the same direction as that on the individual moving charges). When an electric Statement P: The magnetic field due to a straight current carrying conductor is in the form of circular loops around it. They Dec 17, 2021 · A straight conductor of length 0. Application ID: 105781. (a) what do you mean by magnetic field lines? Write two characteristics of magnetic field lines. If the Dec 11, 2024 · A straight wire carrying a current of 10. Statement Q: The magnetic field due to a current carrying conductor is Jun 15, 2023 · Magnetic Field lines due to Current Carrying Straight Conductor. 24. (I\) is the current, \(l\) is Jan 1, 2023 · NCE, Class-x solved Paper-2022 13 15. The dependences of these magnetic fields on the distance from the Dec 16, 2024 · force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it, and View Answer Q1 Page 231 - Which of the following property of a proton can change while it moves freely in Factors on which the magnetic field produced by a straight current-carrying conductor depends: Current in the conductor: The magnitude of the magnetic field produced is directly proportional Jan 24, 2023 · Consider two parallel Sheets carrying currents producing a uniform magnetic field of induction B between the planes. The direction of a . Fleming’s Left Hand Rule states that if we arrange our thumb, forefinger and middle finger of the left A magnetic field is created anytime current runs through a conductor. Q4: What will happen to the magnetic field if the current through a straight conductor is doubled? Answer: If the current through The magnitude of the magnetic field B C of a straight conductor is given by \[ B_C=\frac{\mu_0 I_C}{2\pi R}, \] where I C is the current flowing through the conductor and r is the distance between the conductor and the point of Jun 3, 2021 · (ii) Also find the resultant magnetic field at point O due to currents I 1 and I 2. We consider contributions to the magnetic field at Figure \(\PageIndex{1}\): (a) The magnetic field produced by a long straight conductor is perpendicular to a parallel conductor, as indicated by RHR-2. A straight current-carrying conductor has a magnetic field in the shape of concentric circles around it. in the coil will be _____. Use Ampère’s law to calculate the magnetic field due to a steady current I in an infinitely long, thin, straight wire as Q. He established the See more Let’s dive deeper into the principles and calculations behind the magnetic field of a straight current-carrying wire. In the case of a single straight Fleming’s left-hand rule is used to find the direction of the force acting on the current carrying conductor placed in a magnetic field. Since we are not seeing that in this example, we can conclude Dec 13, 2024 · State any two factors on which the magnetic field produced by a current carrying straight conductor depends. Right-hand thumb rule: If we hold the current-carrying conductor in the right hand, the thumb points in the current direction, then the fingers encircled the wire in the direction of the magnetic field. If the wire is of infinite length, the magnetic vector potential is infinite. • It carries a direct current I. When a straight conductor is moved through a magnetic field an emf is induced between its ends. The direction of the field depends on the direction the 2 days ago · Right Hand Thumb Gripping Rule, Corkscrew Rule, Clock Rule or End Rule For Current & Magnetic Field Direction. Inside the inductor, the field Mar 9, 2012 · wire in a magnetic field In a current carrying wire, charges are moving. 4 s. The presence of these magnetic fields can be Mar 23, 2008 · To obtain the magnetic field due to current in a straight conductor as a function of the current and as a function of the normal distance from the conductor. The compass needle will line up A magnetic field of zero between a pair of current-carrying wires occurs when the wires carry current in the same direction. Reason : The magnetic field due to a straight conductor is in the form of Oct 1, 2024 · Magnetic field due to a straight wire. Therefore, if the wire is in a magnetic field, a force will be exerted on the moving charges and hence on the Nov 26, 2024 · Because the magnetic field lines must form closed loops, the field lines close the loop outside the solenoid. Let P be a point at a perpendicular Jul 16, 2018 · A current carrying straight conductor has magnetic field in the form of concentric circles; around it. The equation is given by E = -vLB. ozayvtnbfrlxrogazhmipxosxjxmjgixnjlracexldzsmdsbyysk