Power Electronics Thermal voltage VT can be given by Kq/T. KT/q. qT/K. (K2/q)(T + 1/T - 1). Kq/T. KT/q. qT/K. (K2/q)(T + 1/T - 1). ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage. None of these Less than Equal to More than None of these Less than Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a UJT, the p-type emitter is ___________ doped Heavily Lightly None of these Moderately Heavily Lightly None of these Moderately ANSWER DOWNLOAD EXAMIANS APP
Power Electronics ON state voltage drop across SCR lie between the range 1 - 1.5 V. 0 - 0.5 V. 0.5 - 1 V. 1.5 - 2 V. 1 - 1.5 V. 0 - 0.5 V. 0.5 - 1 V. 1.5 - 2 V. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is 60° to 120°. 30° to 150°. 60° to 180°. 30° to 180°. 60° to 120°. 30° to 150°. 60° to 180°. 30° to 180°. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics 60 thyrsistors are connected in series and parallel to form a 10 KV and 5.5 KA switch. Each thyristor is rated for 1.2 KV, 1 KA. The no. of parallel path are 6. The efficiency of the switch is 76.3 %. 91.6 %. 90.9 %. 83.3 %. 76.3 %. 91.6 %. 90.9 %. 83.3 %. ANSWER DOWNLOAD EXAMIANS APP
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