Electrical Engineering Mcqs

Submitted By: Ali Uppal


When a crystal diode is used as a rectifier, the most important consideration is ____________?

(A) forward characteristic

(B) doping level

(C) reverse characteristic

(D) PIC rating

Submitted By: Ali Uppal


The leakage current in CE arrangement is____________that in CB arrangement?

(A) more than

(B) less than

(C) the same as

(D) none of the above

Submitted By: Ali Uppal


A zener diode is always_______________ connected?

(A) reverse

(B) forward

(C) either reverse or forward

(D) none of the above

Submitted By: Ali Uppal


Submitted By: Ali Uppal


A zener diode has ________________?

(A) one pn junction

(B) two pn junctions

(C) three pn junctions

(D) none of the above

Submitted By: Ali Uppal


If the PIV rating of a diode is exceeded,_______________?

(A) the diode conducts poorly

(B) the diode is destroyed

(C) the diode behaves like a zener diode

(D) none of the above

Submitted By: Ali Uppal


The most widely used rectifier is ________________?

(A) half-wave rectifier

(B) centre-tap full-wave rectifier

(C) bridge full-wave rectifier

(D) none of the above

Submitted By: Ali Uppal


In a pnp transistor, the current carriers are______________?

(A) acceptor ions

(B) donor ions

(C) free electrons

(D) holes

Submitted By: Ali Uppal


Submitted By: Ali Uppal