JEE Main 2023 Physics question

Physics Moving Charges and Magnetism JEE Main 2023

Certain galvanometers have a fixed core made of non magnetic metallic material. The function of this metallic material is

(A)to oscillate the coil in magnetic field for longer period of time
(B)to bring the coil to rest quicklyCorrect
(C)to produce large deflecting torque on the coil
(D)to make the magnetic field radial

Answer: (B)

Solution

Question ID VK-035740