Electric Circuits The switch S is the circuit shown in figure is ideal. If the switch is repeatedly closed for 1 ms and opened for 1 ms, the average value of i(t) is 0.5 mA. 1 mA. 0.25 mA. 0.35 mA. 0.5 mA. 1 mA. 0.25 mA. 0.35 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Under resonance condition the power factor of a system is leading lagging unity any of the above leading lagging unity any of the above ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of power. frequency. time. reactive power. power. frequency. time. reactive power. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ? None of these. Only (2). Both (1) and (2). Only (1). None of these. Only (2). Both (1) and (2). Only (1). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t} 1 W. 21 W. 11 W. 24.5 W. 1 W. 21 W. 11 W. 24.5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Container of a lead acid battery molded hard rubber. any of above. ceramics. celluloid. molded hard rubber. any of above. ceramics. celluloid. ANSWER DOWNLOAD EXAMIANS APP
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