Current Electricity The electrical energy required to heat a bucket of water to a certain temperature is 4 kWh. If the heat losses are 20 percent, the energy input is 6 kWh 5 kWh 3.2 kWh 2 kWh 6 kWh 5 kWh 3.2 kWh 2 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In the case of direct current Magnitude of current changes with time Magnitude and direction of current changes with time Magnitude and direction of current remains constant Magnitude of current remains constant Magnitude of current changes with time Magnitude and direction of current changes with time Magnitude and direction of current remains constant Magnitude of current remains constant ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The maximum current rating for a 10 kΩ, 0.5 W resistor is 28.28 mA 7.07 mA 0.707 mA 14.14 mA 28.28 mA 7.07 mA 0.707 mA 14.14 mA ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is 15 ohms 55 ohms 5 ohms 10 ohms 15 ohms 55 ohms 5 ohms 10 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of 220 V, 100 W lamp will be 4.84 Q 48.4 Q 4840 Q 484 ft 4.84 Q 48.4 Q 4840 Q 484 ft ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The flow of current in solids is due to Atoms Nucleus Electrons Electrons and ions Atoms Nucleus Electrons Electrons and ions ANSWER DOWNLOAD EXAMIANS APP
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