The inductive reactance of a 100 mH coil when connected to a 50 Hz supply will be:
A) 5 ?
B) 20 ?
C) 31.42 ?
D) 31.42 k?.

Name: The inductive reactance of a 100 mH coil when connected to a 50 Hz supply will be: A) 5 ? B) 20 ? C) 31.42 ? D) 31.42 k?.
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Question

Quizplus · Accepted Answer

The formula for inductive reactance is Xl = 2πfL, where Xl is the inductive reactance, f is the frequency, and L is the inductance. 
Plugging in the values, we get Xl = 2π(50)(0.1) = 31.42 Ω. Therefore, the correct answer is C.

The Inductive Reactance of a 100 MH Coil When Connected