Current Electricity A copper wire has a resistance of 10 Ω. It is stretched by one-tenth of its original length. Then its resistance will be 11 Ω 10 Ω 9 Ω 12.1 Ω 11 Ω 10 Ω 9 Ω 12.1 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A 3 Q resistor having 2 A current will dissipate the power of 6 watts 2 watts 4 watts 8 watts 6 watts 2 watts 4 watts 8 watts ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Specific resistance of a substance is measured in Ω/m m/Ω None of the listed here Ω-m Ω/m m/Ω None of the listed here Ω-m 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 decreased Length of heating element has no effect on heating if water None of these Length of heating element should be increased Length of heating element should be decreased Length of heating element has no effect on heating if water None of these Length of heating element should be increased ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When one lag of parallel circuit is opened out the total current will None of the listed here Increases Decreases Become zero None of the listed here Increases Decreases Become zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The maximum current rating for a 10 kΩ, 0.5 W resistor is 7.07 mA 0.707 mA 14.14 mA 28.28 mA 7.07 mA 0.707 mA 14.14 mA 28.28 mA ANSWER DOWNLOAD EXAMIANS APP
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