Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ Is increased None of these Is decreased Remains the same Is increased None of these Is decreased Remains the same ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which triggering is the most reliable? Gate triggering. Forward voltage triggering. dV / dt triggering. Thermal triggering. Gate triggering. Forward voltage triggering. dV / dt triggering. Thermal triggering. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power semiconductor may undergo damage due to High dv/dt. Low di/dt. Low dv/dt. High di/dt. High dv/dt. Low di/dt. Low dv/dt. High di/dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The turn-on time of an SCR with inductive load is 20 µs. The puls train frequency is 2.5 KHz with a mark/space ratio of 1/10, then SCR will Turn on if pulse frequency us increased to two times. Turn on. Turn on if inductance is removed. Not turn on. Turn on if pulse frequency us increased to two times. Turn on. Turn on if inductance is removed. Not turn on. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is normally ON device TRIAC. IGBT. SIT. BJT. TRIAC. IGBT. SIT. BJT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thermal voltage VT can be given by KT/q. qT/K. (K2/q)(T + 1/T - 1). Kq/T. KT/q. qT/K. (K2/q)(T + 1/T - 1). Kq/T. ANSWER DOWNLOAD EXAMIANS APP
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