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. 100 Hz. 10 Hz. 1 Hz. 1000 Hz. 100 Hz. 10 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If P is the power of a star connected system then what will be power of an equivalent delta connected system? P/3 3P None of these P P/3 3P None of these P ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A star connected load has three equal impedance each of (40 + j30) Ω If the line current is 5 A then value of line voltage is 250 / √3 V. 250 √3 V. 200 V. 250 V. 250 / √3 V. 250 √3 V. 200 V. 250 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For occurrence of resonance which of the following elements are required? C Both 2 and 3 L R C Both 2 and 3 L R ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the measured value of a capacitor is 205.3µF and true value is 201.4µF the percentage relative error is 1.89% 39.00% 25.64% 1.94% 1.89% 39.00% 25.64% 1.94% ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit. What is the value of i ? 5 A. 6 A. 12 A. - 5 A. 5 A. 6 A. 12 A. - 5 A. ANSWER DOWNLOAD EXAMIANS APP
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