Current Electricity E. M. F. In a circuit Increases circuit resistance Maintains potential difference Decrease circuit resistance None of the listed here Increases circuit resistance Maintains potential difference Decrease circuit resistance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually An insulator A conductor A semiconductor None of the listed here An insulator A conductor A semiconductor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Both positive and negative charges Neutral particles only Positive charges only Negative charges only Both positive and negative charges Neutral particles only Positive charges only Negative charges only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity One commercial unit of energy equals One kilowatt-hour Ten kilowatt-hour One watt-hour One watt-hour One kilowatt-hour Ten kilowatt-hour One watt-hour One watt-hour ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The electrical energy required to heat a bucket of water to a certain temperature is 4 kWh. If the heat losses are 20 percent, the energy input is 2 kWh 5 kWh 3.2 kWh 6 kWh 2 kWh 5 kWh 3.2 kWh 6 kWh ANSWER DOWNLOAD EXAMIANS APP