Power Electronics A single phase full bridge inverter can operate in load commutation mode in case load consists of RLC critically damped. RL. RLC underdamped. RLC overdamped. RLC critically damped. RL. RLC underdamped. RLC overdamped. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR has half cycle surge current rating of 3000 A for 50 Hz supply. One cycle surge current will be 2121.32 A. 6000 A. 1500 A. 4242.64 A. 2121.32 A. 6000 A. 1500 A. 4242.64 A. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have high thermal conductivity. large surface area. high melting point. All of these. high thermal conductivity. large surface area. high melting point. All of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is used in heat sink? Aluminium. Silver. Carbon. Iron. Aluminium. Silver. Carbon. Iron. ANSWER DOWNLOAD EXAMIANS APP
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 What is used to protect a thyristor from high di / dt conditions? Voltage clamping device. Inductor. Snubber circuit. Fuse. Voltage clamping device. Inductor. Snubber circuit. Fuse. ANSWER DOWNLOAD EXAMIANS APP
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