The man made noise sources is / are_____________?

Related Mcqs:

A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is _____?

A. 30° to 150°. B. 30° to 180°. C. 60° to 120°. D. 60° to 180°....

Rise time is defined by the interval when____________?

A. gate current rises from 90 % to 100 % of it final value B. anode voltage drops from 90 % to 10 % of its initial value C. anode current rises 10 % to 90 % of its final value D. both B and C...

DIAC are specifically designed to trigger______________?

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

TRIAC is a semiconductor power electronic device which contains____________?

A. Two SCR’s connected in reverse parallel B. Two SCR’s connected in parallel C. Two SCR’s connected in series D. Two BJT’s connected in series...

AC power in a load can be controlled by using_____________?

A. two SCR’s in parallel opposition B. two SCR’s in series C. three SCR’s in series D. four SCR’s in series...