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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 37easy

When a 4.7 F capacitor is connected to a 1 kHz source, what is its capacitive reactance?

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Question 38easy

After which time constant can a capacitor be considered to be fully charged?

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Question 39easy

You could increase the time constant of an RC circuit by

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Question 40easy

A capacitor's rate of charge is considered:

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Question 41easy

A resistor and an output capacitor form a series circuit with a square wave applied. The circuit is:

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Question 42easy

If an open capacitor is checked with an ohmmeter, the needle will:

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Question 43easy

As a capacitor is being charged, current flowing into the capacitor will:

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Question 44easy

A capacitor stores energy within a dielectric between the conducting plates in the form of:

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Question 45easy

As a capacitor is being charged, the voltage across its terminals will:

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