Current Electricity A copper wire is stretched so that its length is increased by 0.1 % . The change in its resistance is 0.3% None of the listed here 0.2% 0.4% 0.3% None of the listed here 0.2% 0.4% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other? 64 Q 18 Q 36 Q 48 Q 64 Q 18 Q 36 Q 48 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of 220 V, 100 W lamp will be 4840 Q 4.84 Q 484 ft 48.4 Q 4840 Q 4.84 Q 484 ft 48.4 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity At 0 K, germanium behaves as A ferromagnetic substance A superconductor A conductor An insulator A ferromagnetic substance A superconductor A conductor An insulator ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a lamp load when more than one lamp are switched on the total resistance of the load Decreases None of these Increases Remains same Decreases None of these Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The current in the circuit having constant resistance is tripled. The power increases 3 times 1/9 times 9 times 1/3 times 3 times 1/9 times 9 times 1/3 times ANSWER DOWNLOAD EXAMIANS APP
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