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Capacitors Online Exam Quiz

Important questions about Capacitors. Capacitors MCQ questions with answers. Capacitors exam questions and answers for students and interviews.

1. The term "integrator" is derived from a mathematical function in trigonometry.

Options

A : True

B : False

C :

D :

2. This circuit is an RC integrator.

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A : True

B : False

C :

D :

3. Capacitance is directly proportional to the dielectric constant and the distance between its plates and inversely proportional to the area of the plates.

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A : True

B : False

C :

D :

4. A high-pass filter heavily attenuates the higher frequencies.

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A : True

B : False

C :

D :

5. Capacitive reactance is inversely proportional with frequency.

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A : True

B : False

C :

D :

6. The impedance in an RC parallel circuit is

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A : True

B : False

C :

D :

7. The frequency response curve illustrates that as the frequency of the input increases, the voltage of the output will decrease.

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A : True

B : False

C :

D :

8. Ceramic capacitors have higher voltage ratings than electrolytic capacitors.

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A : True

B : False

C :

D :

9. This circuit is a low-pass filter.

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A : True

B : False

C :

D :

10. Between any two time constants, the charge on a capacitor changes about 63%.

Options

A : True

B : False

C :

D :

1. The greater the distance between the plates of a capacitor, the smaller the capacitance value.

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A : True

B : False

C :

D :

2. A 10 µF capacitor will have more capacitive reactance than a 20 µF capacitor in a 60 Hz circuit.

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A : True

B : False

C :

D :

3. In the given circuit, the voltage across the capacitor 1 ms after the switch is closed is 11.61 V.

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A : True

B : False

C :

D :

4. A capacitor is charged when one of its plates has more electrons than the other plate.

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A : True

B : False

C :

D :

5. The reactance of C 2 is _____ in the given circuit.

Options

A : 66 ?

B : 80 ?

C : 199 ?

D : 398 ?

6. A discharged capacitor has ______ charges on its plates.

Options

A : no

B : unequal

C : equal

D : negative

7. The rate of charge or discharge of a capacitor is based on ___ function.

Options

A : an exponential

B : a linear

C : a parabolic

D : a trigonometric

8. A capacitor takes ___ time constants to charge to 95% of its capacity.

Options

A : 2

B : 3

C : 4

D : 5

9. The term ______ is derived from a mathematical function in calculus.

Options

A : differentiator

B : integrator

C : filter

D : voltage-divider

10. The given image is a _____ capacitor.

Options

A : 0.33 pF

B : 0.00033 µF

C : 33,000 pF

D : 0.33 µF

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