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. RBY. RYB. BYR. YBR. RBY. RYB. BYR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Super position theorem is not applicable for None of these voltage calculations. power calculations. current calculations. None of these voltage calculations. power calculations. current calculations. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Emf induced in a coil rotating in a uniform magnetic field will be maximum when the rate of change of flux linkage is maximum. rate of cutting flux by coil sides is minimum. rate of change of flux linkage is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. rate of cutting flux by coil sides is minimum. rate of change of flux linkage is minimum. flux linking with the coil is maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be 20.2o. 32.1o. 40.4o. 28.8o. 20.2o. 32.1o. 40.4o. 28.8o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacity of a lead acid cell does not depends on its quantity of active material. rate of discharge. rate of charge. temperature. quantity of active material. rate of discharge. rate of charge. temperature. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a function is shifted by 'T', then it is correctly represented as f (t-T) u (t). f (t) u (t-T). f (t) u (t). f (t-T) u (t-T). f (t-T) u (t). f (t) u (t-T). f (t) u (t). f (t-T) u (t-T). ANSWER DOWNLOAD EXAMIANS APP
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