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Capacitors MCQs

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Practice free Capacitors multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 102 questions — no login required.

Question 1hard

A 330 pF capacitor and a 220 pF capacitor are each connected across a 6 V dc source. The voltage across the 330 pF capacitor is

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Question 2hard

What is the capacitance when Q = 60 μC and V = 12 V?

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Question 3hard

Voltage leads current by 90° in a capacitor.

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Question 4hard

Five time constants are required for a capacitor to charge fully or discharge fully.

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Question 5hard

A capacitor of 2,000 pF is greater than

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Question 6hard

A capacitor of 0.02 μF is larger than

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Question 7hard

The true power in a capacitor is zero.

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Question 8hard

A capacitor blocks A.C. but passes D.C.

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Question 9hard

Two 0.68 μF capacitors are connected in series across a 10 kHz sine wave signal source. The total capacitive reactance is

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