Energy and Power When the current through a 12 k resistor is 8 mA, the power is 768 mW 7.68 mW 76.8 W 7.68 W 768 mW 7.68 mW 76.8 W 7.68 W ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 68 resistor is connected across the terminals of a 3 V battery. The power dissipation of the resistor is 226 mW 132 mW 22.6 mW 13.2 mW 226 mW 132 mW 22.6 mW 13.2 mW ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A power supply produces a 0.6 W output with an input of 0.7 W. Its percentage of efficiency is 8.57% 42.85% 4.28% 85.7% 8.57% 42.85% 4.28% 85.7% ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 75 load uses 2 W of power. The output voltage of the power supply is approximately 6 V 120 V 1.2 V 12 V 6 V 120 V 1.2 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Energy and Power If it takes 400 ms to use 12,000 J of energy, the power is 30 kW 3 W 300 kW 30 W 30 kW 3 W 300 kW 30 W ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A half-watt is equal to how many milliwatts? 500 mW 5 mW 50 mW 5,000 mW 500 mW 5 mW 50 mW 5,000 mW ANSWER DOWNLOAD EXAMIANS APP
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