Power Electronics COOLMOS device can be used in application up to power range of 2 KVA. 1 KVA. 100 KVA. 500 VA. 2 KVA. 1 KVA. 100 KVA. 500 VA. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Maximum di / dt in a SCR is both A and C. inversely proportional to L in the circuit. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. both A and C. inversely proportional to L in the circuit. directly proportional to Vm of supply voltage. inversely proportional to Vm of supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A power semiconductor may undergo damage due to Low dv/dt. Low di/dt. High di/dt. High dv/dt. Low dv/dt. Low di/dt. High di/dt. High dv/dt. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Power electronics essentially deals with control of a.c. power at ___________. Frequencies less than 10 Hz Frequencies above 1000 kHz Frequencies above 20 kHz 50 Hz frequency Frequencies less than 10 Hz Frequencies above 1000 kHz Frequencies above 20 kHz 50 Hz frequency ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac is ___________ switch A d.c. None of these An c. A mechanical A d.c. None of these An c. A mechanical ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? CB and fuse. Voltage clamping device. Snubber circuit. Heat sink. CB and fuse. Voltage clamping device. Snubber circuit. Heat sink. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS