Current Electricity Which of the following is the best conductor of electricity? Zinc Silver Copper Gold Zinc Silver Copper Gold ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The thickness of insulation provided on the conductor depends on None of the listed here Both magnitude of voltage and current The magnitude of voltage on the conductor The magnitude of current flowing through it None of the listed here Both magnitude of voltage and current The magnitude of voltage on the conductor The magnitude of current flowing through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A copper wire is stretched so that its length is increased by 0.1 % . The change in its resistance is 0.4% None of the listed here 0.3% 0.2% 0.4% None of the listed here 0.3% 0.2% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open All three bulbs will light Rest of the two bulbs will not light The other two bulbs will light There will be heavy current in the main line All three bulbs will light Rest of the two bulbs will not light The other two bulbs will light There will be heavy current in the main line ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is the same as propagation velocity of electric energy nearly 3 x 108 m/s independent of current strength of the order of a few ^.s/m the same as propagation velocity of electric energy nearly 3 x 108 m/s independent of current strength of the order of a few ^.s/m ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An open resistor, when checked with an ohmmeter reads Low but not zero High but within tolerance Infinite Zero Low but not zero High but within tolerance Infinite Zero ANSWER DOWNLOAD EXAMIANS APP
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