Chapter 23 – Magnetic Effects of Current and Moving Charges
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A current loop in a magnetic field
19
Aug
A current loop in a magnetic field A current loop in a magnetic field August 19, 2020 Category: Chapter 23 - Magnetic Effects of Current and Moving Charges , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
A charged particle (charge q) is moving in a circle of radius R with uniform speed v. The associated magnetic moment μ is given by
19
Aug
A charged particle (charge q) is moving in a circle of radius R with uniform speed v. The associated magnetic moment μ is given by A charged particle (charge q) is moving in a circle of radius R with uniform speed v. The associated magnetic moment μ is given by August 19, 2020 Category: Chapter [...]
A 250- Turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 μA and subjected to a magnetic field of strength 0.85 T. Work done for rotating the coil by 1800 against the torque is
19
Aug
A 250- Turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 μA and subjected to a magnetic field of strength 0.85 T. Work done for rotating the coil by 1800 against the torque is A long straight wire of radius a carries a steady current I. The current [...]
A long straight wire of radius a carries a steady current I. The current is uniformly distributed over its cross-section. The ratio o the magnetic fields B and B′, at radial distances a/2 and 2a respectively, from the axis of the wire is
19
Aug
A long straight wire of radius a carries a steady current I. The current is uniformly distributed over its cross-section. The ratio o the magnetic fields B and B′, at radial distances a/2 and 2a respectively, from the axis of the wire is A long straight wire of radius a carries a steady current I. [...]
A long wire carrying a steady current is bent into a circular loop of one turn. The magnetic filed at the centre of the loop is B. It is them bent into circular coil of n turns. The magnetic field at the centre of this cold of n turns will be.
19
Aug
A long wire carrying a steady current is bent into a circular loop of one turn. The magnetic filed at the centre of the loop is B. It is them bent into circular coil of n turns. The magnetic field at the centre of this cold of n turns will be. respectively. Point 'I' is [...]
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Chapter 23 - Magnetic Effects of Current and Moving Charges
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NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions
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respectively. Point 'I' is lying at distance 'd' from 'O' along a direction perpendicular to the plane containing the wires. The magnetic field at the point 'P' will be ,
Two identical long conducting wires AOB and COD are placed at right angle to each other ,
with one above other such that '0' is their common point for the two. The wires carry I1 and I2 currents ,
A wire carrying current I has the shape as shown in adjoining figure. Linear parts of the wire are very long and parallel to X-axis while semicircular portion of radius R is lying in Y−Z plane. Magnetic field at point O is
19
Aug
A wire carrying current I has the shape as shown in adjoining figure. Linear parts of the wire are very long and parallel to X-axis while semicircular portion of radius R is lying in Y−Z plane. Magnetic field at point O is respectively. Point 'I' is lying at distance 'd' from 'O' along a direction [...]
Posted in:
Chapter 23 - Magnetic Effects of Current and Moving Charges
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NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions
,
Physics
,
Tags:
respectively. Point 'I' is lying at distance 'd' from 'O' along a direction perpendicular to the plane containing the wires. The magnetic field at the point 'P' will be ,
Two identical long conducting wires AOB and COD are placed at right angle to each other ,
with one above other such that '0' is their common point for the two. The wires carry I1 and I2 currents ,
Two identical long conducting wires AOB and COD are placed at right angle to each other, with one above other such that ‘0’ is their common point for the two. The wires carry I1 and I2 currents, respectively. Point ‘I’ is lying at distance ‘d’ from ‘O’ along a direction perpendicular to the plane containing the wires. The magnetic field at the point ‘P’ will be
19
Aug
Two identical long conducting wires AOB and COD are placed at right angle to each other, with one above other such that ‘0’ is their common point for the two. The wires carry I1 and I2 currents, respectively. Point ‘I’ is lying at distance ‘d’ from ‘O’ along a direction perpendicular to the plane containing [...]
Posted in:
Chapter 23 - Magnetic Effects of Current and Moving Charges
,
NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions
,
Physics
,
Tags:
respectively. Point 'I' is lying at distance 'd' from 'O' along a direction perpendicular to the plane containing the wires. The magnetic field at the point 'P' will be ,
Two identical long conducting wires AOB and COD are placed at right angle to each other ,
with one above other such that '0' is their common point for the two. The wires carry I1 and I2 currents ,
Two similar coils of radius R are lying concentrically with their planes at right angles to each other. The currents flowing in them are I and 2I respectively. The resultant magnetic field induction at the centre will be
19
Aug
Two similar coils of radius R are lying concentrically with their planes at right angles to each other. The currents flowing in them are I and 2I respectively. The resultant magnetic field induction at the centre will be the ratio of the magnetic fields along the two loops is Two toroids 1 and 2 have [...]
Two circular coils 1 and 2 are made from the same wire but the radius of 1st coil is twice that of the 2nd coil. What potential difference in volts should be applied across them so that the magnetic magnetic field at the centres is the same
18
Aug
Two circular coils 1 and 2 are made from the same wire but the radius of 1st coil is twice that of the 2nd coil. What potential difference in volts should be applied across them so that the magnetic magnetic field at the centres is the same the ratio of the magnetic fields along the [...]
Two toroids 1 and 2 have total no. of turns 200 and 100 respectively with average radii 40 cm and 20 cm respectively. If they carry same current i, the ratio of the magnetic fields along the two loops is,
18
Aug
Two toroids 1 and 2 have total no. of turns 200 and 100 respectively with average radii 40 cm and 20 cm respectively. If they carry same current i, the ratio of the magnetic fields along the two loops is, the ratio of the magnetic fields along the two loops is Two toroids 1 and [...]