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 252 kWh 535 kWh 1.286 kWh 12.85 kWh 252 kWh 535 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 42.85% 4.28% 85.7% 8.57% 42.85% 4.28% 85.7% 8.57% ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 75 load uses 2 W of power. The output voltage of the power supply is approximately 12 V 1.2 V 120 V 6 V 12 V 1.2 V 120 V 6 V 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? 10 h 200 h 2,000 h 1 h 10 h 200 h 2,000 h 1 h ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 220 resistor dissipates 3 W. The voltage is 73.3 V 2.5 V 257 V 25.7 V 73.3 V 2.5 V 257 V 25.7 V ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 33 half-watt resistor and a 330 half-watt resistor are connected across a 12 V source. Which one(s) will overheat? neither resistor 330 33 both resistors neither resistor 330 33 both resistors ANSWER DOWNLOAD EXAMIANS APP
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