Electric Circuits Whenever current is supplied by a source its terminal voltage decreases. increases. increases exponentially. remains constant. decreases. increases. increases exponentially. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA. 400 900 130 250 400 900 130 250 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). Both (1) and (2). Only (2). None of these. Only (1). Both (1) and (2). Only (2). None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown in the figure, the value of Vs is 0, when I = 4 A. The value of I, when Vs = 16 V, is 12 A. 6 A. 10 A. 8 A. 12 A. 6 A. 10 A. 8 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation? 5 W. 10 W. 1 W. 64 W. 5 W. 10 W. 1 W. 64 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called the frequency in AC operation? No. of cycles made per second. No. of wave made per second. No. of (+) ve quadrature made per second. No. of (-) ve quadrature made per second. No. of cycles made per second. No. of wave made per second. No. of (+) ve quadrature made per second. No. of (-) ve quadrature made per second. ANSWER DOWNLOAD EXAMIANS APP
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