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Physics
An inductive coil has a resistance of 100Ω. When an AC signal of frequency 1000Hz is fed to the coil the applied voltage leads the current by 45Ω. What is the inductance of the coil ?
A
10mH
Option A
B
12mH
Option B
16mH
Correct answer
D
20mH
Option D
Correct answer: C
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