Energy and Power At the end of a 14 day period, your utility bill shows that you have used 18 kWh. What is your average daily power? 1.286 kWh 12.85 kWh 535 kWh 252 kWh 1.286 kWh 12.85 kWh 535 kWh 252 kWh 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 85.7% 8.57% 4.28% 42.85% 85.7% 8.57% 4.28% 42.85% ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 6 V battery is connected to a 300 load. Under these conditions, it is rated at 40 Ah. How long can it supply current to the load? 200 h 2,000 h 1 h 10 h 200 h 2,000 h 1 h 10 h ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 15 V source is connected across a 12 resistor. How much energy is used in three minutes? 5.6 Wh 938 Wh 0.938 Wh 56.25 Wh 5.6 Wh 938 Wh 0.938 Wh 56.25 Wh ANSWER DOWNLOAD EXAMIANS APP
Energy and Power For 12 V and 40 mA, the power is 480,000 µW 0.480 W 480 mW All of these 480,000 µW 0.480 W 480 mW All of these ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 75 load uses 2 W of power. The output voltage of the power supply is approximately 120 V 12 V 1.2 V 6 V 120 V 12 V 1.2 V 6 V ANSWER DOWNLOAD EXAMIANS APP
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