Current Electricity What voltage drop will be there across a 1 kW electric heater whose resistance when hot is 40 Ω? 100 V 150 V 50 V 200 V 100 V 150 V 50 V 200 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In case of liquids, ohm's law is There is no relation between current and p. d Fully obeyed None of the listed here Partially obeyed There is no relation between current and p. d Fully obeyed None of the listed here Partially obeyed ANSWER DOWNLOAD EXAMIANS APP
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 9 Ω 12.1 Ω 10 Ω 11 Ω 9 Ω 12.1 Ω 10 Ω 11 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ampere-hour is the unit of Strength of current Power Energy Quantity of electricity Strength of current Power Energy Quantity of electricity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In which of the following substances the resistance decreases with increase in temperature? Carbon Copper Constantan Silver Carbon Copper Constantan Silver ANSWER DOWNLOAD EXAMIANS APP
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