Power Electronics What happen due to high di / dt? Insulation failure. None of these. Local hot spot. Breakdown of junction. Insulation failure. None of these. Local hot spot. Breakdown of junction. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ None of these Is increased Remains the same Is decreased None of these Is increased Remains the same Is decreased ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ None of these Drain, source, gate Cathode, anode, gate Two main terminal and a gate terminal None of these Drain, source, gate Cathode, anode, gate Two main terminal and a gate terminal ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which statement is true for latching current ? It is related to turn on process of the device. Both C and D. It is related to conduction process of device. It is related to turn off process of the device. It is related to turn on process of the device. Both C and D. It is related to conduction process of device. It is related to turn off process of the device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac is a ___________ switch Bidirectional Unidirectional None of these Mechanical Bidirectional Unidirectional None of these Mechanical ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have high melting point. large surface area. All of these. high thermal conductivity. high melting point. large surface area. All of these. high thermal conductivity. ANSWER DOWNLOAD EXAMIANS APP
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