Electric Circuits When power factor angle is constant, then shape of the current locus is straight line. circle. semi circle. triangle. straight line. circle. semi circle. triangle. 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 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. BYR. RBY. YBR. RYB. BYR. RBY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two battery having unequal emf can be connected in series only. cannot be connected in series. cannot be connected in parallel. both a and d can be connected in series only. cannot be connected in series. cannot be connected in parallel. both a and d ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit what is the power factor just bellow the resonance frequency? Lagging Zero Leading Unity Lagging Zero Leading Unity ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Container of a lead acid battery molded hard rubber. ceramics. any of above. celluloid. molded hard rubber. ceramics. any of above. celluloid. ANSWER DOWNLOAD EXAMIANS APP