Power Electronics Anode current in an SCR consists of either electron or holes. Both electron and holes. holes only. electrons only. either electron or holes. Both electron and holes. holes only. electrons only. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SCR will be turned off when anode current is both (A) and (B). less than holding current. < latching current but greater than holding current and gate signal is 0. < latching current but greater than holding current and gate signal is present. both (A) and (B). less than holding current. < latching current but greater than holding current and gate signal is 0. < latching current but greater than holding current and gate signal is present. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Example of a voltage clamping device aluminium block. snubber circuit. metal oxide varistor. fast acting fuse. aluminium block. snubber circuit. metal oxide varistor. fast acting fuse. 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
Power Electronics A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is 30° to 150°. 30° to 180°. 60° to 180°. 60° to 120°. 30° to 150°. 30° to 180°. 60° to 180°. 60° to 120°. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which statement is true for latching current ? Both C and D. It is related to turn on process of the device. It is related to turn off process of the device. It is related to conduction process of device. Both C and D. It is related to turn on process of the device. It is related to turn off process of the device. It is related to conduction process of device. ANSWER DOWNLOAD EXAMIANS APP