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    				| 1. | If the current in primary coil changes at the rate of 120 ampere per second then emf induced in the secondary coil is | 
| Answer» Answer: Use the FORMULAE, Emf = -([email protected])/dt where @ == FI and, fi = B.i so, emf = -B(di/dt) emf = -B(120) emf = -120B if type of coil and RADIUS is given then calculate B too. Like and Mark as Brainliest, it REALLY motivates! | |