Power Electronics Thyristor is nothing but a Amplifier with large current gain. Amplifier with higher gain. Controlled switch. Controlled transistor. Amplifier with large current gain. Amplifier with higher gain. Controlled switch. Controlled transistor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage. More than None of these Equal to Less than More than None of these Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which statement is true for latching current ? Both C and D. It is related to turn off process of the device. It is related to conduction process of device. It is related to turn on process of the device. Both C and D. It is related to turn off process of the device. It is related to conduction process of device. It is related to turn on process of the device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalizing circuit is used for equal division of current through each thyristor in series. equal division of voltage across each thyristor in parallel. equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. equal division of current through each thyristor in series. equal division of voltage across each thyristor in parallel. equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. 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 ? Voltage clamping device. CB. Fast acting current limiting device (FACL fuse). Snubber circuit. Voltage clamping device. CB. Fast acting current limiting device (FACL fuse). Snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is a ___________ switch Bidirectional Mechanical None of these Unidirectional Bidirectional Mechanical None of these Unidirectional ANSWER DOWNLOAD EXAMIANS APP