Electric Circuits A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is remain same. halved. increase by two times. doubled. remain same. halved. increase by two times. doubled. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Addition of which of the following substance in electrolyte helps in producing bright finish? Any of above. Phenol. Dextrol. Glycerine. Any of above. Phenol. Dextrol. Glycerine. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect two in parallel. two in parallel and one in series. three in parallel. three in series. two in parallel. two in parallel and one in series. three in parallel. three in series. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is 17.3A . 14.14A. 22.4A. 30A. 17.3A . 14.14A. 22.4A. 30A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When power factor angle is constant, then shape of the current locus is circle. semi circle. straight line. triangle. circle. semi circle. straight line. triangle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two electric bulbs have transparent filament of same thickness. It one of them gives 60 W and other gives 100 W, then- 100 W lamp filament has longer length. 60 W lamp filament has longer length. 60 W and 100 W lamp filament have equal length. 60 W lamp filament has shorter length. 100 W lamp filament has longer length. 60 W lamp filament has longer length. 60 W and 100 W lamp filament have equal length. 60 W lamp filament has shorter length. ANSWER DOWNLOAD EXAMIANS APP