IF_THE_OUTPUT_POWER_OF_AN_AMPLIFIER_IS_10_V,_AND_THE_INPUT_POWER_SUPPL – McqOptions

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1.	IF_THE_OUTPUT_POWER_OF_AN_AMPLIFIER_IS_10_V,_AND_THE_INPUT_POWER_SUPPLIED_TO_THE_AMPLIFIER_IS_0.229_V_GIVEN_THAT_THE_DC_VOLTAGE_USED_IS_38.5_V,_EFFICIENCY_OF_THE_POWER_AMPLIFIER_IS:?$
A.	25%
B.	50%
C.	75%
D.	35%
Answer» B. 50%

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