Energy and Power If it takes 400 ms to use 12,000 J of energy, the power is 30 W 3 W 30 kW 300 kW 30 W 3 W 30 kW 300 kW 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 6 V 12 V 1.2 V 120 V 6 V 12 V 1.2 V ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A 3.3 k resistor dissipates 0.25 W. The current is 8.7 mA 8.7 A 87 mA 8.7 µA 8.7 mA 8.7 A 87 mA 8.7 µA 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? 330 33 both resistors neither resistor 330 33 both resistors neither resistor ANSWER DOWNLOAD EXAMIANS APP
Energy and Power When the current through a 12 k resistor is 8 mA, the power is 7.68 mW 768 mW 76.8 W 7.68 W 7.68 mW 768 mW 76.8 W 7.68 W ANSWER DOWNLOAD EXAMIANS APP
Energy and Power A half-watt is equal to how many milliwatts? 500 mW 50 mW 5 mW 5,000 mW 500 mW 50 mW 5 mW 5,000 mW ANSWER DOWNLOAD EXAMIANS APP