Electric Circuits What are the points to be mentioned in specifying main switches? Both A and B. None of these. Current rating. Voltage grade. Both A and B. None of these. Current rating. Voltage grade. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 100√2 V, 100 Hz. 100 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 100 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 1 mA flows through a 1M ohm, 2 W carbon resistor. The power dissipated as heat in the resistor will be 1 W. 0.5 W. None of these 2 W. 1 W. 0.5 W. None of these 2 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following capacitors has relatively shorter shelf life? Electrolytic. Glass. both (B) and (C) above. Paper. Electrolytic. Glass. both (B) and (C) above. Paper. 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? 9.7 ohms. 8.7 ohms. 6.7 ohms. 7.7 ohms. 9.7 ohms. 8.7 ohms. 6.7 ohms. 7.7 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Power factor can be defined as cosine of angle between voltage and current. sine of voltage and current. ratio of resistance versus impedance. both option B and C. cosine of angle between voltage and current. sine of voltage and current. ratio of resistance versus impedance. both option B and C. ANSWER DOWNLOAD EXAMIANS APP
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