Moving Coil Galvanometer

JEE Main Physics · Magnetic Field and Forces · 9 questions, latest first

• In a moving coil galvanometer, two moving coils M_1 and M_2 have the following particulars: R_1=5 Ω, N_1=15, A_1=3.6 × 10^-3 m^2,…20252 April, Shift 2 · Q45
• Consider a moving coil galvanomenter (MCG): A. The torsional constant in moving coil galvanometer has dimentions [ ML^2 T^-2 ] B.…202523 January, Shift 1 · Q38
• In the experiment to determine the galvanometer resistance by half-deflection method, the plot of 1 / θ vs the resistance ( R )…20245 April, Shift 1 · Q60
• A moving coil galvanometer has 100 turns and each turn has an area of 2.0 cm^2. The magnetic field produced by the magnet is 0.01…20241 February, Shift 2 · Q57
• A current of 200 μ A deflects the coil of a moving coil galvanometer through 60^°. The current to cause deflection through (π)/10…202427 January, Shift 2 · Q42
• The current sensitivity of moving coil galvanometer is increased by 25 %. This increase is achieved only by changing in the…202311 April, Shift 1 · Q39
• Given below are two statements: Statement I: If the number of turns in the coil of a moving coil galvanometer is doubled then the…202310 April, Shift 1 · Q49
• The number of turns of the coil of a moving coil galvanometer is increased in order to increase current sensitivity by 50 %. The…202331 January, Shift 2 · Q8
• For a moving coil galvanometer, the deflection in the coil is 0.05 rad when a current of 10 mA is passed through it. If the…202325 January, Shift 2 · Q12