Power Electronics How can we protect SCR from thermal conditions ? Using heat sink. Using CB and fuse. Using equalizing circuit. Use of snubber circuit. Using heat sink. Using CB and fuse. Using equalizing circuit. Use of snubber circuit. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is not a characteristic of UJT? Peak-point voltage Bilateral conduction Negative resistance Intrinsic stand off ratio Peak-point voltage Bilateral conduction Negative resistance Intrinsic stand off ratio ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The device that exhibits negative resistance region is ___________. Triac Transistor UJT Diac Triac Transistor UJT Diac ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What may happen high dV / dt? Anyone of these. Unwanted turn ON. Both A and B. Breakdown of J2 junction. Anyone of these. Unwanted turn ON. Both A and B. Breakdown of J2 junction. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Derating factor. Reliability factor. Factor of safety. String efficient. Derating factor. Reliability factor. Factor of safety. String efficient. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? Snubber circuit. Voltage clamping device. Heat sink. CB and fuse. Snubber circuit. Voltage clamping device. Heat sink. CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
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