Inductance - Jamb Physics Past Questions and Answers

Question 11:

• JAMB 2012

A capacitor of 20 x 10^-12F and an inductor are joined in series. The value of the inductance that will give the circuit a resonance frequency of 200kHz is

A. I/16 H
B. I/8 H
C. I/64 H
D. I/32 H

Question 12:

• JAMB 2015

What is the inductance (L) of an inductor whose reactance is 1Ω at 50/ π hertz (H)?

A. 100 H
B. 0.01H
C. 10H
D. 1H

Question 13:

• JAMB 2017

How can energy loss be minimized through Eddy-current?

A. By using high resistance wire
B. By using insulated soft iron wires
C. By using low resistance wires
D. Bu using turns of wires