Capacitors - General Questions (3)

Directions to Solve

Capacitors - General Questions

17.

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

A.	0.15 μF
B.	0.30 μF
C.	0.6 μF
D.	0.8 μF

Answer: Option C

Explanation:

No answer description available for this question.

18.

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

A.	170 Ω
B.	17 Ω
C.	0.000169 Ω
D.	1.7 Ω

Answer: Option A

Explanation:

No answer description available for this question.

19.

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

A.	720 F
B.	5 F
C.	50 F
D.	12 F

Answer: Option B

Explanation:

No answer description available for this question.

20.

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

A.	6 RC
B.	5 RC
C.	RC
D.	none of the above

Answer: Option B

Explanation:

No answer description available for this question.

21.

A capacitor of 0.02 F is larger than

A.	0.000020 F
B.	200,000 pF
C.	2,000 pF
D.	all of the above

Answer: Option C

Explanation:

No answer description available for this question.

22.

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

A.	VR > VC
B.	VC > VR
C.	VR = VC
D.	VR and VC = 0

Answer: Option A

Explanation:

No answer description available for this question.

23.

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

A.	2.43 μF
B.	4.86μ F
C.	100 μF
D.	152 μF

Answer: Option D

Explanation:

No answer description available for this question.

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