Power Electronics Leakage current flows through the thyristor in reverse blocking mode. forward blocking mode. forward conduction mode. both forward and reverse blocking mode. reverse blocking mode. forward blocking mode. forward conduction mode. both forward and reverse blocking mode. 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 80. 90. 70. 60. 80. 90. 70. 60. 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 0.32. 0.67. 0.27. 0.45. 0.32. 0.67. 0.27. 0.45. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Negative resistance None of these Saturation Cut-off Negative resistance None of these Saturation Cut-off ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To meet high current demand we use SCRs in both B and C. anti parallel connection. series connection. parallel connection. both B and C. anti parallel connection. series connection. parallel connection. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Dynamic equalizing circuit is used for equal division of current through each thyristor in parallel. equal division of voltage across each thyristor in parallel. equal division of current through each thyristor in series. equal division of voltage across each thyristor. equal division of current through each thyristor in parallel. equal division of voltage across each thyristor in parallel. equal division of current through each thyristor in series. equal division of voltage across each thyristor. ANSWER DOWNLOAD EXAMIANS APP
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