Current Electricity Specific resistance of a substance is measured in Ω/m m/Ω Ω-m None of the listed here Ω/m m/Ω Ω-m None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.6 ohm 0.8 ohm 0.4 ohm 1.0 ohm 0.6 ohm 0.8 ohm 0.4 ohm 1.0 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity E. M. F. In a circuit Decrease circuit resistance Maintains potential difference Increases circuit resistance None of the listed here Decrease circuit resistance Maintains potential difference Increases circuit resistance None of the listed here 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 10 Ω 9 Ω 11 Ω 12.1 Ω 10 Ω 9 Ω 11 Ω 12.1 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For which of the following 'ampere second' could be the unit? Power Reluctance Energy Charge Power Reluctance Energy Charge ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? True component of power kWh consumed Input power Losses True component of power kWh consumed Input power Losses ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS