Current Electricity The resistance of a conductor varies inversely as Are of cross-section Resistivity Temperature Length Are of cross-section Resistivity Temperature Length ANSWER DOWNLOAD EXAMIANS APP
Current Electricity E. M. F. In a circuit None of the listed here Decrease circuit resistance Maintains potential difference Increases circuit resistance None of the listed here Decrease circuit resistance Maintains potential difference Increases circuit resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best material for making connecting wires? Nichrome Copper Constant Manganin Nichrome Copper Constant Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will Increases Decreases Heater will burn out Remains same Increases Decreases Heater will burn out Remains same ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 400 Ω 800 Ω 1000 Ω 600 Ω 400 Ω 800 Ω 1000 Ω 600 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An open resistor, when checked with an ohmmeter reads Infinite Low but not zero High but within tolerance Zero Infinite Low but not zero High but within tolerance Zero ANSWER DOWNLOAD EXAMIANS APP
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