Physics · 2022
JEE Main · 28 June 2022, Shift 2 · Q44
A coil is placed in a time varying magnetic field. If the number of turns in the coil were to be halved and the radius of wire doubled, the…
A coil is placed in a time varying magnetic field. If the number of turns in the coil were to be halved and the radius of wire doubled, the electrical power dissipated due to the current induced in the coil would be :
(Assume the coil to be short circuited.)
Official answer
(4)
Doubled
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.