Power Electronics A single phase full bridge inverter can operated in load commutation mode in case load consist of RLC critically damped. RLC underdamped. RL. RLC overdamped. RLC critically damped. RLC underdamped. RL. RLC overdamped. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Why resistor is used in Snubber circuit ? To minimize the loss . To minimize the discharging current. All of these. To minimize the charging current. To minimize the loss . To minimize the discharging current. All of these. To minimize the charging current. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT is sometimes called ___________ diode. Double-base Single-base Low resistance High resistance Double-base Single-base Low resistance High resistance ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Under normal operating condition voltage clamping device offers impedance of low value. moderate value. zero value. high value. low value. moderate value. zero value. high value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac can pass a portion of ___________ half-cycle through the load. Only negative Both positive and negative Only positive None of these Only negative Both positive and negative Only positive None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A string of n parallel SCRs is operated at 72 KA, the rating of each SCR is 1 KA. If derating factor of the string is 0.1. Then calculate the value of n 90. 80. 60. 70. 90. 80. 60. 70. ANSWER DOWNLOAD EXAMIANS APP
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