Energy and Power A power supply produces a 0.6 W output with an input of 0.7 W. Its percentage of efficiency is 4.28% 8.57% 42.85% 85.7% 4.28% 8.57% 42.85% 85.7% ANSWER DOWNLOAD EXAMIANS APP
Energy and Power The power rating of a carbon-composition resistor that is to handle up to 1.2 W should be 1 W 5 W 2 W 0.5 W 1 W 5 W 2 W 0.5 W 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 1.2 V 12 V 6 V 120 V 1.2 V 12 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? 200 h 1 h 2,000 h 10 h 200 h 1 h 2,000 h 10 h ANSWER DOWNLOAD EXAMIANS APP
Energy and Power If you used 400 W of power for 30 h, you have used 1.3 kWh 1.2 kWh 12 kWh 13.3 kWh 1.3 kWh 1.2 kWh 12 kWh 13.3 kWh ANSWER DOWNLOAD EXAMIANS APP
Energy and Power Three hundred joules of energy are consumed in 15 s. The power is 2,000 W 200 W 20 W 2 W 2,000 W 200 W 20 W 2 W ANSWER DOWNLOAD EXAMIANS APP