Current Electricity In the case of direct current Magnitude and direction of current changes with time Magnitude of current changes with time Magnitude and direction of current remains constant Magnitude of current remains constant Magnitude and direction of current changes with time Magnitude of current changes with time Magnitude and direction of current remains constant Magnitude of current remains constant ANSWER DOWNLOAD EXAMIANS APP
Current Electricity E. M. F. In a circuit None of the listed here Increases circuit resistance Maintains potential difference Decrease circuit resistance None of the listed here Increases circuit resistance Maintains potential difference Decrease circuit resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is Carbon resistance Copper wire Aluminium wire tungsten wire Carbon resistance Copper wire Aluminium wire tungsten wire ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will Increases Heater will burn out Decreases Remains same Increases Heater will burn out Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 400 Ω 800 Ω 1000 Ω 600 Ω 400 Ω 800 Ω 1000 Ω 600 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ampere-hour is the unit of Strength of current Power Quantity of electricity Energy Strength of current Power Quantity of electricity Energy ANSWER DOWNLOAD EXAMIANS APP
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