Current Electricity The SI unit of power is Watt Watt-hour Henry Coulomb Watt Watt-hour Henry Coulomb ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Low High Very low Any value Low High Very low Any value ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot resistance of the bulb's filament is higher than its cold resistance because the temperature coefficient of the filament is Positive Negative About 2 ohms per degree Zero Positive Negative About 2 ohms per degree Zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a few meters of wire conductor in closed electrical circuit is Practically zero Very high Low High Practically zero Very high Low High ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The current in the circuit having constant resistance is tripled. The power increases 1/3 times 3 times 1/9 times 9 times 1/3 times 3 times 1/9 times 9 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In an electric kettle water boils in 10 m minutes. It is required to boil the boiler in 15 minutes, using same supply mains Length of heating element should be increased Length of heating element should be decreased None of these Length of heating element has no effect on heating if water Length of heating element should be increased Length of heating element should be decreased None of these Length of heating element has no effect on heating if water ANSWER DOWNLOAD EXAMIANS APP
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