Capacitance MCQs

Practice Capacitance MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Electromagnetic TheoryCapacitance

The capacitance of a parallel-plate capacitor with plate area A, separation d and permittivity ε, neglecting fringing, is?

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Correct Answer: A. εA/d

Explanation: For a uniform parallel-plate capacitor, C=εA/d.

Reference: Standard electromagnetic theory: capacitance

Question 2

Electromagnetic TheoryCapacitance

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Correct Answer: C. Double

Explanation: Capacitance is directly proportional to plate area.

Reference: Standard electromagnetic theory: capacitance

Question 3

Electromagnetic TheoryCapacitance

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Correct Answer: B. Half

Explanation: Capacitance is inversely proportional to plate separation.

Reference: Standard electromagnetic theory: capacitance