If the gate voltage of an SCR is removed, then the_______________?

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Example of a voltage clamping device______________?

A. fast acting fuse B. snubber circuit C. metal oxide varistor D. aluminium block...

What may happen high dV / dt____________?

A. Unwanted turn ON B. Breakdown of J2 junction C. Both A and B D. Anyone of these...

A thyristor string is made of a no. of SCR connected in series and parallel. The string have volume and current of 11 KV and 4 KA. The voltage and current rating of available SCRs are 1800 V and 1000 A. For a string efficiency of 90 % let the number of SCRs in series and parallel are a and b respectively. Then the value of a and b will be_____________?

A. 5, 7 B. 4, 6 C. 7, 5 D. 6, 4...

DIAC are specifically designed to trigger______________?

A. TRIAC B. SCR C. GTO D. Only (a) and (b)...

Single phase VSI are mainly used in___________?

A. Power supplies B. Ups C. Multilevel configuration D. All of these...