A power supply produces a 0.6 W output with an input of 0.7 W. Its percentage of efficiency is
A. 8.57 %
B. 42.85 %
C. 4.28 %
D. 85.7 %
Answer: Option D
Related Questions on Energy and Power
A. 8.57 %
B. 42.85 %
C. 4.28 %
D. 85.7 %
Answer: Option D
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