Power Electronics The UJT may be used as ___________. None of these Am amplifier A sawtooth generator A rectifier None of these Am amplifier A sawtooth generator A rectifier ANSWER DOWNLOAD EXAMIANS APP
Power Electronics During reverse recovery time charge carrier of junction J3 is swept out. both B and C. charge carrier of junction J1 is swept out. charge carrier of junction J2 recombined. charge carrier of junction J3 is swept out. both B and C. charge carrier of junction J1 is swept out. charge carrier of junction J2 recombined. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thyristor can be protected from over voltages by using voltage clamping device. fuse. snubber circuit. heat sink. voltage clamping device. fuse. snubber circuit. heat sink. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics 60 thyrsistors are connected in series and parallel to form a 10 KV and 5.5 KA switch. Each thyristor is rated for 1.2 KV, 1 KA. The no. of parallel path are 6. The efficiency of the switch is 90.9 %. 83.3 %. 76.3 %. 91.6 %. 90.9 %. 83.3 %. 76.3 %. 91.6 %. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In reverse blocking mode of a thyristor junction J1, J3 is in reverse bias and J2 is in forward bias. junction J3 is in forward bias and J1, J2 in reverse bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J1 and J2 is in forward bias and J3 is in reverse bias. junction J1, J3 is in reverse bias and J2 is in forward bias. junction J3 is in forward bias and J1, J2 in reverse bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J1 and J2 is in forward bias and J3 is in reverse bias. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying None of these. Positive drain signal. Positive source signal. Positive gate signal. None of these. Positive drain signal. Positive source signal. Positive gate signal. ANSWER DOWNLOAD EXAMIANS APP
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