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In the diagram I1,I2 are the strength of the currents in the loop and straight conductors respectively OA=AB=R. The net magnetic field at the centre O is zero. Then the ratio of the currents in the loop and the straight conductors is
21
Nov
In the diagram I1,I2 are the strength of the currents in the loop and straight conductors respectively OA=AB=R. The net magnetic field at the centre O is zero. Then the ratio of the currents in the loop and the straight conductors is A proton is projected with a uniform velocity ′v′ along the axis of [...]
A circular current carrying coil has a radius R. The distance from the centre of the coil on the axis, where the magnetic induction will be 1/8th to its value at the centre of the coil is
21
Nov
A circular current carrying coil has a radius R. The distance from the centre of the coil on the axis, where the magnetic induction will be 1/8th to its value at the centre of the coil is A circular current carrying coil has a radius R. The distance from the centre of the coil on [...]
The magnetic field at the center of a current carrying loop of radius 0.1 m is 5 sqrt 5 times that at a point along its axis. The distance of this point from the centre of the loop is
21
Nov
The magnetic field at the center of a current carrying loop of radius 0.1 m is 5 sqrt 5 times that at a point along its axis. The distance of this point from the centre of the loop is The magnetic field at the center of a current carrying loop of radius 0.1 m is [...]
Magnetic field at the centre of a coil in the form of a square of side 2 cm carrying a current of 1.414 A is
21
Nov
Magnetic field at the centre of a coil in the form of a square of side 2 cm carrying a current of 1.414 A is Magnetic field at the centre of a coil in the form of a square of side 2 cm carrying a current of 1.414 A is November 21, 2021 Category: Chapter [...]
Two particles of masses ma and mb and same charge are projected in a perpendicular magnetic field. They travel along circular paths of radius ra and rb such that ra>rb . Then which is not possible ?
21
Nov
Two particles of masses ma and mb and same charge are projected in a perpendicular magnetic field. They travel along circular paths of radius ra and rb such that ra>rb . Then which is not possible ? A proton is projected with a uniform velocity ′v′ along the axis of a current carrying solenoid then [...]
A cyclotron is used to accelerate protons, deuterons, alpha-particles etc. The maximum kinetic energy acquired by the accelerated protons is E. What will be the maximum K,E, acquired by the alpha-particles if they are accelerated under the same experimental conditions?
21
Nov
A cyclotron is used to accelerate protons, deuterons, alpha-particles etc. The maximum kinetic energy acquired by the accelerated protons is E. What will be the maximum K,E, acquired by the alpha-particles if they are accelerated under the same experimental conditions? -e A cyclotron is used to accelerate protons acquired by the alpha-particles if they are [...]
An electron having charge 1.6×10^−19 and mass 9×10^−31kg is moving with 4×10^6 ms^−1 speed in a magnetic field 2×10^−1 tesla in a circular orbit. The force acting on electron and the radius of the circular orbit will be:
21
Nov
An electron having charge 1.6×10^−19 and mass 9×10^−31kg is moving with 4×10^6 ms^−1 speed in a magnetic field 2×10^−1 tesla in a circular orbit. The force acting on electron and the radius of the circular orbit will be: A proton is projected with a uniform velocity ′v′ along the axis of a current carrying solenoid [...]
An electron enters the space between the plates of a charged capacitor as shown. The charge density on the plate is σ . Electric intensity in the space between the plates is E. A uniform magnetic field B also exists in that space perpendicular to the direction of E. The electron moves perpendicular to both E→ and B→ without any change in direction. The time taken by the electron to travel a distance l in that space is
21
Nov
An electron enters the space between the plates of a charged capacitor as shown. The charge density on the plate is σ . Electric intensity in the space between the plates is E. A uniform magnetic field B also exists in that space perpendicular to the direction of E. The electron moves perpendicular to both [...]
The maximum velocity to which a proton can be accelerated in a cyclotron of 10 MHz frequency and radius 50 cm is
21
Nov
The maximum velocity to which a proton can be accelerated in a cyclotron of 10 MHz frequency and radius 50 cm is The maximum velocity to which a proton can be accelerated in a cyclotron of 10 MHz frequency and radius 50 cm is November 21, 2021 Category: Chapter 4 - Magnetic Effect of Current [...]
An electron is moving at a speed of 100 m/s along the x -axis through uniform electric and magnetic fields. The magnetic field is directed along the z -axis and has magnitude 5.0 T . In unit vector notation, what is the electric field?
21
Nov
An electron is moving at a speed of 100 m/s along the x -axis through uniform electric and magnetic fields. The magnetic field is directed along the z -axis and has magnitude 5.0 T . In unit vector notation, what is the electric field? A proton is projected with a uniform velocity ′v′ along the [...]