Power Electronics The device that exhibits negative resistance region is ___________. Triac Diac UJT Transistor Triac Diac UJT Transistor ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Figure shows two thyristors rated 400 A sharing a load current. Current through T2 is 180A. Current through T1 will be 120 A. 150 A. 100 A. 110 A. 120 A. 150 A. 100 A. 110 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ None of these Remains the same Is decreased Is increased None of these Remains the same Is decreased Is increased ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Light triggering mainly used in high voltage direct current transmission. all of these. low - voltage direct current transmission. medium voltage direct current transmission. high voltage direct current transmission. all of these. low - voltage direct current transmission. medium voltage direct current transmission. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ terminals. Two Three Four None of these Two Three Four None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is 60° to 120°. 60° to 180°. 30° to 180°. 30° to 150°. 60° to 120°. 60° to 180°. 30° to 180°. 30° to 150°. ANSWER DOWNLOAD EXAMIANS APP
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