Power Electronics SCRs are used in series to meet low current demand. high current demand. high voltage demand. low voltage demand. low current demand. high current demand. high voltage demand. low voltage demand. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A thyristor can termed as AC switch. DC switch. Square wave switch. Both a and B. AC switch. DC switch. Square wave switch. Both a and B. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is 0.45. 0.27. 0.67. 0.32. 0.45. 0.27. 0.67. 0.32. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The normal way to turn on a diac is by ___________. Gate voltage None of these Breakover voltage Gate current Gate voltage None of these Breakover voltage Gate current ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A 200 A thyristor is to be operated in parallel with a 300 A thyristor. The ON state voltage drops are 1.5 V and 1.2 Volts. What is the value of resistance R to be connected in series with each thyristor, so that current through the combination is 500 A and each of them is fully loaded ? 3.0 ohm 0.3 ohm 0.3 ohm 0.03 ohm 3.0 ohm 0.3 ohm 0.3 ohm 0.03 ohm ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Why resistor is used in Snubber circuit ? To minimize the charging current. To minimize the loss . All of these. To minimize the discharging current. To minimize the charging current. To minimize the loss . All of these. To minimize the discharging current. ANSWER DOWNLOAD EXAMIANS APP
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