Capacitors MCQs

102 questionsElectrical-EngineeringPage 6 of 12

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 46easy
With a 500 kHz signal source, what would be the value of a capacitor yielding a capacitive reactance of 1 k omega.gif?
Question 47easy
After a capacitor has charged for 1 tc, what percentage of current remains in the resistor?
Question 48easy
If a current of 40 mA flows through a series circuit consisting of a 0.4 F capacitor and a resistor in series with a 4 kHz, 40 Vac source, what is the total circuit impedance?
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Question 49easy
In an ac circuit, an output capacitor and a resistor are connected in series with an ac signal. What filter action will be the result?
Question 50easy
What is the total opposition to current in a series RC circuit called?
Question 51easy
Which of the following statements is true?
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Question 52easy
In a capacitive circuit, current flow is limited to
Question 53easy
A capacitor is constructed of two parallel:
Question 54easy
Which of the following determines the capacitance of a capacitor?