EASY
12th CBSE
IMPORTANT
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Define voltage sensitivity of a moving coil galvanometer. Give its SI unit.

Important Questions on Magnetic Effect of Current

EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 62
Write two factors by which voltage sensitivity of a moving coil galvanometer can be increased.
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 63
What is the nature of the magnetic field in a moving coil galvanometer?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 64
State two properties of the material of the wire used for suspension of the coil in a moving coil galvanometer.
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 65
The current sensitivity of a moving coil galvanometer is 5 division/mA and voltage sensitivity is 20 division/volt. Find the resistance of the galvanometer.
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 66
An electron and a proton, having equal momenta, enter a uniform magnetic field at right angles to the field lines. What will be the ratio of curvature of their trajectories?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 67
An electron is moving with a velocity v, along the axis of a long straight solenoid, carrying a current I. What will be the force acting on the electron due to the magnetic field of the solenoid?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 68
Among alpha, beta and gamma radiations, which get deflected by the magnetic field?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 4 - Magnetic Effect of Current>Text Based Exercises>Q 69
A solenoid coil of 300 turns/m is carrying a current of 5 A. The length of the solenoid is 0.5 m and has a radius of 1 cm. Find the magnitude of the magnetic field inside the solenoid.