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MHT CET Physics question

PhysicsAlternating CurrentMHT CET

An inductive coil has a resistance of . When an ac source of frequency 100 Hz is applied across the coil, the applied voltage leads the current by . The inductance of the coil is

Answer: (C)

Solution

A lead of means , so ; for the intended values this gives 16 mH. Hence the correct option is (c).

Question ID VK-081739