Electric Circuits Two point charges of 4μC are placed at a distance of 3 cm apart from each other in free space. Force acting on two charges will be 100 N 0.02 N 400 N 160 N 100 N 0.02 N 400 N 160 N ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is apparent power in AC operation? Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current at full load. Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current at full load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Mica capacitor are characterised by all of following except accurate value. low leakage reactance. stable operation. low losses. accurate value. low leakage reactance. stable operation. low losses. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electric flux is proportional to resistivity of medium. potential difference between electrodes. rate of change of potential difference. rate of change of current. resistivity of medium. potential difference between electrodes. rate of change of potential difference. rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 20 μF capacitor and 200 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow dimmest? 1 Hz. 100 Hz. 1000 Hz. 10 Hz. 1 Hz. 100 Hz. 1000 Hz. 10 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What will be the capacitance when distance between the 2 plates of a condenser of capacitance 8 micro farad is reduced from 10 mm to 4 mm? 3.2 microfarad. 1 microfarad. 8 microfarad. 20 microfarad. 3.2 microfarad. 1 microfarad. 8 microfarad. 20 microfarad. ANSWER DOWNLOAD EXAMIANS APP
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