Power Electronics A triac is equivalent to two SCRs ___________. In parallel In inverse-parallel In series None of these In parallel In inverse-parallel In series None of these 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 60. 70. 90. 80. 60. 70. 90. 80. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics SITH is also known as Filled controlled rectifier. None of these. Filled controlled diode. Silicon controlled rectifier. Filled controlled rectifier. None of these. Filled controlled diode. Silicon controlled rectifier. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When the temperature increases, the inter-base resistance (RBB) of a UJT ___________. Decreases Increases Remains the same None of these Decreases Increases Remains the same None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics After peak point, the UJT operates in the ___________ region. Saturation Cut-off Negative resistance None of these Saturation Cut-off Negative resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Spread time is defined as the interval during which anode current rises from 10 % to 90 % of its final value. anode current rises from 90 % to its final value. both (A) and (B). anode voltage drops from 10 % of its initial value to zero. anode current rises from 10 % to 90 % of its final value. anode current rises from 90 % to its final value. both (A) and (B). anode voltage drops from 10 % of its initial value to zero. ANSWER DOWNLOAD EXAMIANS APP
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