Power Electronics In a UJT, the p-type emitter is ___________ doped Lightly Heavily None of these Moderately Lightly Heavily None of these Moderately ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following devices has highest di/dt and dv/dt capability? GTO. SIT. SCR. SITH. GTO. SIT. SCR. SITH. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under over voltage condition impedance offered by the voltage clamping device is low. infinity. moderate. high. low. infinity. moderate. high. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability MOSFETs. Thyristor. Semi conductor diodes. TRIACs. MOSFETs. Thyristor. Semi conductor diodes. TRIACs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 90. 70. 80. 60. 90. 70. 80. 60. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCRs are used in series to meet high voltage demand. high current demand. low voltage demand. low current demand. high voltage demand. high current demand. low voltage demand. low current demand. ANSWER DOWNLOAD EXAMIANS APP
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