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. 100 V, 50 Hz. 50√2 V, 100 Hz. 100√2 V, 100 Hz. 100 V, 100 Hz. 100 V, 50 Hz. 50√2 V, 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
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 What will be the resistance if 10 resistors of 10 ohm each are connected in series? 100 Ω. 10 Ω. 1 Ω. 0.1 Ω. 100 Ω. 10 Ω. 1 Ω. 0.1 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ? Only (1). None of these. Only (2). Both (1) and (2). Only (1). None of these. Only (2). Both (1) and (2). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is a few watt. zero watt. maximum power. 100 watt. a few watt. zero watt. maximum power. 100 watt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For the network shown below when I = 0, V = 20 V and when R = 0, I = 10 A. If now R = 3 Ω what is the value of the current I? 6 A. 4 A. 5 A. 10 A. 6 A. 4 A. 5 A. 10 A. ANSWER DOWNLOAD EXAMIANS APP
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