71.
What will a 1 F capacitor store?
A. one coulomb of charge
B. 6.24 x 1012 electrons
C. one volt
D. one A of current
Answer & Explanation
Answer: Option B
Explanation:
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72.
In an RC circuit, true power (PR) equals:
A.
B. VS × I
C. I2R
D. VT × RT
Answer & Explanation
Answer: Option C
Explanation:
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73.
What is the power factor if the apparent power of a circuit is 5 W, while the true power is 4 W?
A. 0.0 W
B. 0.8 W
C. 1.0 W
D. 1.25 W
Answer & Explanation
Answer: Option B
Explanation:
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74.
If the reactive power of a circuit is 50 mW while the apparent power is 64 mW, then what is the true power of the circuit?
A. 14 mW
B. 36 mW
C. 40 mW
D. 114 mW
Answer & Explanation
Answer: Option C
Explanation:
No answer description available for this question.