Capacitors - General Questions Online Exam Quiz

Capacitors - General Questions GK Quiz. Question and Answers related to Capacitors - General Questions. MCQ (Multiple Choice Questions with answers about Capacitors - General Questions

A 10 F, 20 F, 22 F, and 100 F capacitor are in parallel. The total capacitance is

Options

A : 2.43 F

B : 4.86 F

C : 100 F

D : 152 F

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A capacitor and a resistor are connected in series to a sine wave generator. The frequency is set so that the capacitive reactance is equal to the resistance and, thus, an equal amount of voltage appears across each component. If the frequency is increased

Options

A : V R > V C

B : V C > V R

C : V R = V C

D : V R and V C = 0

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A capacitor of 0.02 F is larger than

Options

A : 0.000020 F

B : 200,000 pF

C : 2,000 pF

D : all of the above

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In Question 6, the capacitor will reach full charge in a time equal to approximately

Options

A : 6 RC

B : 5 RC

C : RC

D : none of the above

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

Options

A : 720 F

B : 5 F

C : 50 F

D : 12 F

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A 0.47 F capacitor is across a 2 kHz sine wave signal source. The capacitive reactance is

Options

A : 170

B : 17

C : 0.000169

D : 1.7

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Four 0.15 F capacitors are in parallel. The total capacitance is

Options

A : 0.15 F

B : 0.30 F

C : 0.6 F

D : 0.8 F

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Which of the following capacitors is polarized?

Options

A : mica

B : ceramic

C : plastic-film

D : electrolytic

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A capacitor of 2,000 pF is greater than

Options

A : 0.02 F

B : 0.002 F

C : 0.0002 F

D : 0.0000002 F

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A 220 resistor is in series with a 2.2 F capacitor. The time constant is

Options

A : 48 s

B : 480 s

C : 2.42 s

D : 24 s

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