Power Electronics When the temperature increases, the intrinsic stand off ratio ___________. Increases None of these Decreases Essentially remains the same Increases None of these Decreases Essentially remains the same ANSWER DOWNLOAD EXAMIANS APP
Power Electronics When a UJT is turned ON, the resistance between emitter terminal and lower base terminal ___________ Remains the same None of these Is increased Is decreased Remains the same None of these Is increased Is decreased ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A Triac has three terminals viz ___________ Cathode, anode, gate Two main terminal and a gate terminal None of these Drain, source, gate Cathode, anode, gate Two main terminal and a gate terminal None of these Drain, source, gate ANSWER DOWNLOAD EXAMIANS APP
Power Electronics In forward blocking mode of a thyristor Junction J1 and J2 is in forward bias and J3 is in reverse bias. Junction J1, J3 is in reverse bias and J2 is in forward bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J3 is in forward bias and J1, J2 is in reverse bias. Junction J1 and J2 is in forward bias and J3 is in reverse bias. Junction J1, J3 is in reverse bias and J2 is in forward bias. junction J2 is in reverse bias and J1, J3 is in forward bias. junction J3 is in forward bias and J1, J2 is in reverse bias. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Rise time is defined by the interval when both B and C. gate current rises from 90 % to 100 % of it final value. anode voltage drops from 90 % to 10 % of its initial value. anode current rises 10 % to 90 % of its final value. both B and C. gate current rises from 90 % to 100 % of it final value. anode voltage drops from 90 % to 10 % of its initial value. anode current rises 10 % to 90 % of its final value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics The turn-on time of an SCR with inductive load is 20 µs. The puls train frequency is 2.5 KHz with a mark/space ratio of 1/10, then SCR will Turn on if inductance is removed. Not turn on. Turn on if pulse frequency us increased to two times. Turn on. Turn on if inductance is removed. Not turn on. Turn on if pulse frequency us increased to two times. Turn on. ANSWER DOWNLOAD EXAMIANS APP
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