Power Electronics Thyristor can be protected from over voltages by using heat sink. voltage clamping device. fuse. snubber circuit. heat sink. voltage clamping device. fuse. snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that does not have the gate terminal is ___________. Diac SCR Triac FET Diac SCR Triac FET ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because 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. 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. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying None of these. Positive drain signal. Positive source signal. Positive gate signal. None of these. Positive drain signal. Positive source signal. Positive gate signal. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In reverse blocking mode of a thyristor junction J2 is in reverse bias and J1, J3 is in forward bias. junction J1, J3 is in reverse bias and J2 is in forward bias. junction J1 and J2 is in forward bias and J3 is in reverse bias. junction J3 is in forward bias and J1, J2 in reverse bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J1, J3 is in reverse bias and J2 is in forward bias. junction J1 and J2 is in forward bias and J3 is in reverse bias. junction J3 is in forward bias and J1, J2 in reverse bias. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCR will be turned off when anode current is both (A) and (B). less than holding current. < latching current but greater than holding current and gate signal is present. < latching current but greater than holding current and gate signal is 0. both (A) and (B). less than holding current. < latching current but greater than holding current and gate signal is present. < latching current but greater than holding current and gate signal is 0. ANSWER DOWNLOAD EXAMIANS APP
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