Power Electronics Dynamic equalizing circuit is used for 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. equal division of current through each thyristor in parallel. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A diac has ___________ pn junctions Three None of these Four Two Three None of these Four Two ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A triac can pass a portion of ___________ half-cycle through the load. Only negative None of these Only positive Both positive and negative Only negative None of these Only positive Both positive and negative ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The triac is ___________. Like a bidirectional SCR None of these A four-terminal device Not a thyristor Like a bidirectional SCR None of these A four-terminal device Not a thyristor 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 145 μs. 140 μs. 130 μs. 135 μs. 145 μs. 140 μs. 130 μs. 135 μs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Materials used in heat sink should have high melting point. high thermal conductivity. All of these. large surface area. high melting point. high thermal conductivity. All of these. large surface area. ANSWER DOWNLOAD EXAMIANS APP
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