Power Electronics Which of following devices has highest di/dt and dv/dt capability? GTO. SITH. SCR. SIT. GTO. SITH. SCR. SIT. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics An SCR is considered to be a semi controlled device because it conducts only during one half cycle of an alternating current wave. it can be turned ON only during one half cycle of an AC. it can be turned ON but not OFF with a gate pulse. it can be turned OFF but not ON with a gate pulse. it conducts only during one half cycle of an alternating current wave. it can be turned ON only during one half cycle of an AC. it can be turned ON but not OFF with a gate pulse. it can be turned OFF but not ON with a gate pulse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is 135 μs. 140 μs. 145 μs. 130 μs. 135 μs. 140 μs. 145 μs. 130 μs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics For series connected SCR’s dynamic equalising circuit consists of series R and diode with C across R. R and C in series but with diode across R. R and C in series but with diode across C. series R and diode with C across R. series R and diode with C across R. R and C in series but with diode across R. R and C in series but with diode across C. series R and diode with C across R. 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. equal division of current through each thyristor in series. equal division of voltage across each thyristor in parallel. equal division of current through each thyristor in parallel. equal division of voltage across each thyristor. equal division of current through each thyristor in series. equal division of voltage across each thyristor in parallel. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The UJT may be used as ___________. A sawtooth generator None of these Am amplifier A rectifier A sawtooth generator None of these Am amplifier A rectifier ANSWER DOWNLOAD EXAMIANS APP
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