Current Electricity The current in the circuit having constant resistance is tripled. The power increases 1/9 times 9 times 3 times 1/3 times 1/9 times 9 times 3 times 1/3 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 has no effect on heating if water Length of heating element should be decreased Length of heating element should be increased None of these Length of heating element has no effect on heating if water Length of heating element should be decreased Length of heating element should be increased None of these ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The filament of electrical bulb is made of Nickel Aluminium Steel Tungsten Nickel Aluminium Steel Tungsten ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? kWh consumed Input power Losses True component of power kWh consumed Input power Losses True component of power ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A wire having very high value of conductance is said to be Very good conductor Moderately good conductor Insulator None of the listed here Very good conductor Moderately good conductor Insulator None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Neutral particles only Negative charges only Both positive and negative charges Positive charges only Neutral particles only Negative charges only Both positive and negative charges Positive charges only ANSWER DOWNLOAD EXAMIANS APP
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