Energy and Power When the current through a 12 k resistor is 8 mA, the power is 76.8 W 7.68 mW 7.68 W 768 mW 76.8 W 7.68 mW 7.68 W 768 mW ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 3.3 k resistor dissipates 0.25 W. The current is 8.7 A 8.7 µA 8.7 mA 87 mA 8.7 A 8.7 µA 8.7 mA 87 mA ANSWER DOWNLOAD EXAMIANS APP
Energy and Power For 12 V and 40 mA, the power is 480,000 µW 480 mW 0.480 W All of these 480,000 µW 480 mW 0.480 W All of these 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? 1 h 10 h 200 h 2,000 h 1 h 10 h 200 h 2,000 h 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% 85.7% 4.28% 8.57% 42.85% 85.7% 4.28% ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A certain appliance uses 350 W. If it is allowed to run continuously for 24 days, how many kilowatt-hours of energy does it consume? 201.6 kWh 2.01 kWh 20.16 kWh 8.4 kWh 201.6 kWh 2.01 kWh 20.16 kWh 8.4 kWh ANSWER DOWNLOAD EXAMIANS APP