Magnetism and Electromagnetic Induction
Magnetic effects of current, Faraday's law, AC circuits and electromagnetic waves.
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Take a full mock →Q1 · Magnetism and Electromagnetic Induction · HARD
A rectangular loop of dimensions 10 cm × 5 cm with resistance 0.2 Ω is placed perpendicular to a magnetic field that decreases uniformly from 0.8 T to 0.2 T in 0.15 s. What is the magnitude of the induced current in the loop?
Q2 · Magnetism and Electromagnetic Induction · HARD
A conducting rod of length 0.8 m is moving with a velocity of 5 m/s perpendicular to a uniform magnetic field of 0.4 T. If the rod is part of a closed circuit of total resistance 2 Ω, the power dissipated in the circuit is: