Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ None of these Is decreased Remains the same Is increased None of these Is decreased Remains the same Is increased ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Calculate the maximum voltage that can be safely blocked by the string shown in figure, if maximum allowable leakage current is 2 mA? 10 KV. 6 KV. 2 KV. 8 KV. 10 KV. 6 KV. 2 KV. 8 KV. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Saturation None of these Cut-off Negative resistance Saturation None of these Cut-off Negative resistance ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Thyristor is nothing but a Controlled transistor. Controlled switch. Amplifier with large current gain. Amplifier with higher gain. Controlled transistor. Controlled switch. Amplifier with large current gain. Amplifier with higher gain. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A GTO can be turned on by applying Positive source signal. Positive drain signal. Positive gate signal. None of these. Positive source signal. Positive drain signal. Positive gate signal. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? CB and fuse. Snubber circuit. Heat sink. Voltage clamping device. CB and fuse. Snubber circuit. Heat sink. Voltage clamping device. ANSWER DOWNLOAD EXAMIANS APP
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