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 has no effect on heating if water None of these Length of heating element should be decreased Length of heating element should be increased Length of heating element has no effect on heating if water None of these Length of heating element should be decreased ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The maximum current rating for a 10 kΩ, 0.5 W resistor is 0.707 mA 28.28 mA 7.07 mA 14.14 mA 0.707 mA 28.28 mA 7.07 mA 14.14 mA ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ampere-hour is the unit of Power Strength of current Energy Quantity of electricity Power Strength of current Energy Quantity of electricity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a lamp load when more than one lamp are switched on the total resistance of the load Increases Remains same Decreases None of these Increases Remains same Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An open resistor, when checked with an ohmmeter reads Infinite Zero Low but not zero High but within tolerance Infinite Zero Low but not zero High but within tolerance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electrical lamp coonsumes 100 W of power. If the supply voltage is 220 V the energy consumed in 30 minutes is 0.005 kWh 5 kWh 0.05 kWh 5 kWh 0.005 kWh 5 kWh 0.05 kWh 5 kWh ANSWER DOWNLOAD EXAMIANS APP