Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open The other two bulbs will light All three bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line The other two bulbs will light All three bulbs will light Rest of the two bulbs will not light There will be heavy current in the main line 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 None of the listed here 0.3% 0.4% 0.2% None of the listed here 0.3% 0.4% 0.2% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Out of the following which is not a poor conductor? Cast iron Tungsten Copper Carbon Cast iron Tungsten Copper Carbon ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 2 : 5 4 : 25 25 : 4 5 : 2 2 : 5 4 : 25 25 : 4 5 : 2 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductivity is the reciprocal of Resistivity Resistance Current density None of the listed here Resistivity Resistance Current density None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Voltmeter Rheostat Galvanometer Wattmeter Voltmeter Rheostat Galvanometer Wattmeter ANSWER DOWNLOAD EXAMIANS APP
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