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Inductors - Engineering

Q1:

The current through a 120 mH coil is changing at a rate of 150 mA/s. The voltage induced across the coil is

A 1.8 mV

B 18 mV

C 180 mV

D 1.25 mV

ANS:B - 18 mV

@Suryankya : your answer is right because we take all quantity in same before solving the problem.