What is the relative permitivity of a capacitor if its capacitance with a medium as...

JAMB 1980

What is the relative permitivity of a capacitor if its capacitance with a medium as dielectric is 16 farads and its capacitance with vacuum as dielectric is 2 farads?

A. o
B. \(\frac{1}{2}\)
C. 2
D. 8
E. 32

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Correct Answer: Option D

Explanation

E = E_r x E₀

16 = E_r x 2

E_r = 8

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What is the relative permitivity of a capacitor if its capacitance with a medium as...

Correct Answer: Option D

Explanation

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