Power Electronics Which semiconductor device acts like a diode and two transistor? UJT. SCR. Diac. Triac. UJT. SCR. Diac. Triac. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a large surge current of very short duration flows through a thyristor then which one of the following device will operate to protect the thyristor ? CB. Fast acting current limiting device (FACL fuse). Voltage clamping device. Snubber circuit. CB. Fast acting current limiting device (FACL fuse). Voltage clamping device. Snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Compared to transistor, ______________ have lower on state conduction losses and higher power handling capability Thyristor. TRIACs. Semi conductor diodes. MOSFETs. Thyristor. TRIACs. Semi conductor diodes. MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor can termed as Both a and B. AC switch. Square wave switch. DC switch. Both a and B. AC switch. Square wave switch. DC switch. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalising circuit is useful to limit dV / dt of SCR. both B and C. to limit di / dt of SCR. for voltage equalisation. to limit dV / dt of SCR. both B and C. to limit di / dt of SCR. for voltage equalisation. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To meet high current demand we use SCRs in series connection. parallel connection. anti parallel connection. both B and C. series connection. parallel connection. anti parallel connection. both B and C. ANSWER DOWNLOAD EXAMIANS APP
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