Power Electronics An SCR is considered to be a semi controlled device because it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. it can be turned ON only during one half cycle of an AC. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON but not OFF with a gate pulse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 90. 60. 80. 70. 90. 60. 80. 70. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power transistor are type of MOSFETs. IGBTs. BJTs. All of above. MOSFETs. IGBTs. BJTs. All of above. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics BCT is used for High power phase control. Low power phase control. Low power current control. High power current control. High power phase control. Low power phase control. Low power current control. High power current control. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thermal voltage VT can be given by (K2/q)(T + 1/T - 1). Kq/T. qT/K. KT/q. (K2/q)(T + 1/T - 1). Kq/T. qT/K. KT/q. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under over voltage condition impedance offered by the voltage clamping device is moderate. infinity. high. low. moderate. infinity. high. low. ANSWER DOWNLOAD EXAMIANS APP
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