Current Electricity Electric current passing through the circuit produces Thermal effect Magnetic effect Luminous effect Chemical effect Thermal effect Magnetic effect Luminous effect Chemical effect ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which method can be used for absolute measurement of resistances? Wheastone bridge method Ohm's law method Lorentz method Releigh method Wheastone bridge method Ohm's law method Lorentz method Releigh method 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 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 Length of heating element should be increased ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following material has nearly zero temperature co-efficient of resistance? Carbon Copper Porcelain Manganin Carbon Copper Porcelain Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of human body is about 25 ohm 200 ohm 1000 ohm 10 ohm 25 ohm 200 ohm 1000 ohm 10 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 1/9 times 9 times 1/3 times 3 times 1/9 times 9 times 1/3 times 3 times ANSWER DOWNLOAD EXAMIANS APP
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