Electric Circuits Which of the following are the passive elements? Resistor None of these. Both Bulb Resistor None of these. Both Bulb 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 ? None of these. Both (1) and (2). Only (2). Only (1). None of these. Both (1) and (2). Only (2). Only (1). 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. 8 A. 10 A. 6 A. 12 A. 8 A. 10 A. 6 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A certain network consists of large number of ideal linear resistances, one of which is designated as R and two constant ideal source. The power consumed by R is P1 when only the first source is active and P2 when only second source is active. In both sources are active simultaneously then the power consumed by R is (P1 ± P2 )2. (√P1 ± √P2)2. √P1 ± √P2. P1 ± P2 . (P1 ± P2 )2. (√P1 ± √P2)2. √P1 ± √P2. P1 ± P2 . ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The electron is lighter than a proton by a factor of about 18400. 18.4. 184. 1840. 18400. 18.4. 184. 1840. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? YBR. RYB. RBY. BYR. YBR. RYB. RBY. BYR. ANSWER DOWNLOAD EXAMIANS APP
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