Power Electronics If holding current of a thyristor is 2 mA then latching current should be 0.01 A. 0.004 A. 0.002 A. 0.009 A. 0.01 A. 0.004 A. 0.002 A. 0.009 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have large surface area. high melting point. All of these. high thermal conductivity. large surface area. high melting point. All of these. high thermal conductivity. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. Diac Triac UJT Transistor Diac Triac UJT Transistor ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The function of snubber circuit connected across the SCR is to increase dV / dt. suppress dV / dt. decrease dV / dt. decrease di / dt. increase dV / dt. suppress dV / dt. decrease dV / dt. decrease di / dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. Am amplifier A sawtooth generator None of these A rectifier Am amplifier A sawtooth generator None of these A rectifier ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because it can be turned ON but not OFF with a gate pulse. it can be turned OFF but not ON with a gate pulse. it can be turned ON only during one half cycle of an AC. 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 OFF but not ON with a gate pulse. it can be turned ON only during one half cycle of an AC. it conducts only during one half cycle of an alternating current wave. ANSWER DOWNLOAD EXAMIANS APP
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