Which statement is true for latching current ? Both C and D. It is related to conduction process of device. It is related to turn on process of the device. It is related to turn off process of the device. TRUE ANSWER : ? YOUR ANSWER : ?
A triac is equivalent to two SCRs ___________. In inverse-parallel None of these In parallel In series TRUE ANSWER : ? YOUR ANSWER : ?
The function of snubber circuit connected across the SCR is to decrease dV / dt. decrease di / dt. increase dV / dt. suppress dV / dt. TRUE ANSWER : ? YOUR ANSWER : ?
The triac is ___________. Like a bidirectional SCR A four-terminal device None of these Not a thyristor TRUE ANSWER : ? YOUR ANSWER : ?
A thyristor will be triggered when Vg = 1.5 volt and Ig = 100 mA in the given figure. Calculate the value of R in ohm is 37.14. 3.714. 65. 60. TRUE ANSWER : ? YOUR ANSWER : ?
A UJT has ___________. Two pn junctions One pn junction None of these Three pn junctions TRUE ANSWER : ? YOUR ANSWER : ?
Thermal voltage VT can be given by KT/q. qT/K. (K2/q)(T + 1/T - 1). Kq/T. TRUE ANSWER : ? YOUR ANSWER : ?
In forward blocking mode of a thyristor Junction J1 and J2 is in forward bias and J3 is in reverse bias. junction J2 is in reverse bias and J1, J3 is in forward bias. Junction J1, J3 is in reverse bias and J2 is in forward bias. junction J3 is in forward bias and J1, J2 is in reverse bias. TRUE ANSWER : ? YOUR ANSWER : ?
Typical range of thyristor turn OFF time is 3 - 10 µs. 3 - 500 µs. 3 - 50 µs. 3 - 100 µs. TRUE ANSWER : ? YOUR ANSWER : ?
Which following is a two terminal three layer device? MOSFET. None of above. Power dioed. BJT. TRUE ANSWER : ? YOUR ANSWER : ?