Power Electronics What is used to protect the SCR from over current ? Heat sink. CB and fuse. Snubber circuit. Voltage clamping device. Heat sink. CB and fuse. Snubber circuit. Voltage clamping device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have large surface area. high melting point. high thermal conductivity. All of these. large surface area. high melting point. high thermal conductivity. All of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To turn on UJT, the forward bias on the emitter diode should be ___________ the peak point voltage. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SITH is also known as Filled controlled rectifier. Silicon controlled rectifier. None of these. Filled controlled diode. Filled controlled rectifier. Silicon controlled rectifier. None of these. Filled controlled diode. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying None of these. Positive drain signal. Positive gate signal. Positive source signal. None of these. Positive drain signal. Positive gate signal. Positive source signal. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is 140 μs. 135 μs. 145 μs. 130 μs. 140 μs. 135 μs. 145 μs. 130 μs. ANSWER DOWNLOAD EXAMIANS APP
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