Electric Circuits If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor? 5 × 10 - 3 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. 5 × 10 - 3 Joule. 10 × 10 6 Joule. 10 × 10 - 3 Joule. 5 × 10 - 2 Joule. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current is in phase with emf. leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. is in phase with emf. leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of a capacitor of (1 / 2μF) F at 103 Hz is 10 3 μF. 10- 3 μF. 10- 6 μF. 10 6 μF. 10 3 μF. 10- 3 μF. 10- 6 μF. 10 6 μF. 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. 1000 Hz. 10 Hz. 100 Hz. 1 Hz. 1000 Hz. 10 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest? 1000 Hz. 10 Hz. 1 Hz. 100 Hz. 1000 Hz. 10 Hz. 1 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
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