Electric Circuits The frequency of EMF generated by a generator depends upon its both speed and number of poles. nature of supply. speed. number of poles. both speed and number of poles. nature of supply. speed. number of poles. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal current source is infinite 100 ohms finite zero infinite 100 ohms finite zero ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The phase angle difference between current and voltage is 90o, the power will be minimum. zero. VI. maximum. minimum. zero. VI. maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a mica dielectric εR = 6, a plate area of a 10 inches2 and a separation 0.01 inch. Find the value of C 0 F. 1.349 F. 1.349 nF. 1.349 μF. 0 F. 1.349 F. 1.349 nF. 1.349 μF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor of 50 microfarad is connected in series with a resistance of 120 Ω. If above circuit is connected across 240 V, 50 Hz 1 - φ supply. Find the capacitive reactance? 0.015 Ω. 63.7 Ω. 135.86 Ω. 1.765 Ω. 0.015 Ω. 63.7 Ω. 135.86 Ω. 1.765 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor? 7.7 ohms. 8.7 ohms. 9.7 ohms. 6.7 ohms. 7.7 ohms. 8.7 ohms. 9.7 ohms. 6.7 ohms. ANSWER DOWNLOAD EXAMIANS APP
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