Power Electronics Practical way of obtaining static voltage equalization in series connected SCRs is by the use of resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. resistors of the same value across each SCR. one resistor across the string. one resistor in series with each SCR. resistors of different values across each SCR. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics To meet high current demand we use SCRs in anti parallel connection. both B and C. series connection. parallel connection. anti parallel connection. both B and C. series connection. parallel connection. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics What is used to protect the SCR from over current ? Heat sink. Voltage clamping device. Snubber circuit. CB and fuse. Heat sink. Voltage clamping device. Snubber circuit. CB and fuse. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After proper turn on of thyristor None of these gate signal should present but can be removed. gate signal must be removed. gate signal is always present. None of these gate signal should present but can be removed. gate signal must be removed. gate signal is always present. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In a UJT, the p-type emitter is ___________ doped Heavily Moderately None of these Lightly Heavily Moderately None of these Lightly ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Example of a voltage clamping device aluminium block. metal oxide varistor. snubber circuit. fast acting fuse. aluminium block. metal oxide varistor. snubber circuit. fast acting fuse. ANSWER DOWNLOAD EXAMIANS APP
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