Power Electronics Under over voltage condition impedance offered by the voltage clamping device is moderate. high. low. infinity. moderate. high. low. infinity. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? Snubber circuit. Heat sink. CB and fuse. Voltage clamping device. Snubber circuit. Heat sink. CB and fuse. Voltage clamping device. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Reliability factor. String efficient. Factor of safety. Derating factor. Reliability factor. String efficient. Factor of safety. Derating factor. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor gate signal is always present. gate signal should present but can be removed. None of these gate signal must be removed. gate signal is always present. gate signal should present but can be removed. None of these gate signal must be removed. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is turned on by ___________. Gate voltage Gate current A breakover voltage None of these Gate voltage Gate current A breakover voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of following is normally ON device TRIAC. BJT. SIT. IGBT. TRIAC. BJT. SIT. IGBT. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS