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 In 0.025 W, there are 25 kW 25 mW 0.00025 mW 2,500 µW 25 kW 25 mW 0.00025 mW 2,500 µW 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% 42.85% 4.28% 85.7% 8.57% 42.85% 4.28% ANSWER DOWNLOAD EXAMIANS APP
Energy and Power In 40 kW, there are 40,000 W 400 W 5,000 W 0.4 mW 40,000 W 400 W 5,000 W 0.4 mW 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 22.6 mW 132 mW 226 mW 13.2 mW 22.6 mW 132 mW 226 mW 13.2 mW ANSWER DOWNLOAD EXAMIANS APP
Energy and Power When the pointer of an analog ohmmeter reads close to zero, the resistor being measured is overheated shorted reversed open overheated shorted reversed open ANSWER DOWNLOAD EXAMIANS APP
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