Electrical Engineering Mcqs

A bistable multivibrator has _________________?

(A) Two stable states
(B) One stable state
(C) No stable state
(D) None of the above

Submitted By :Ali Uppal

For an integrating circuit to be effective , the RC product should be____________ the time period of the input wave?

(A) 5 times greater than
(B) 5 times smaller than
(C) Equal to
(D) At least 10 times greater than

Submitted By :Ali Uppal

A monostable vibrator has_____________

(A) No stable state
(B) One stable state
(C) Two stable states
(D) None of the above

Submitted By :Ali Uppal

For a differentiating circuit to be effective, the RC product should be ___________ the time period of the input wave?

(A) Equal to
(B) 5 times greater than
(C) 5 times smaller than
(D) At least 10 times greater than

Submitted By :Ali Uppal

The positive clipper is that which removes the ____________half-cycles of the input voltage?

(A) Negative
(B) Positive
(C) Both positive and negative
(D) None of the above

Submitted By :Ali Uppal

When a rectangular voltage waveform is applied to a capacitor, then the current waveform is ______________?

(A) Rectangular
(B) Sinusoidal
(C) Sawtooth
(D) Square

Submitted By :Ali Uppal

The multivibrator which generates square wave of its own is the ____________multivibrator?

(A) Monostable
(B) Bistable
(C) Astable
(D) None of the above

Submitted By :Ali Uppal

If d.c. supply of 10 V is fed to a differentiating circuit, then output will be_______________?

(A) 20 V
(B) 10 V
(C) 0 V
(D) None of the above

Submitted By :Ali Uppal

When drain voltage equals the pinch-off-voltage, then drain current ___________ with the increase in drain voltage?

(A) decreases
(B) increases
(C) remains constant
(D) none of the above

Submitted By :Ali Uppal

A JFET is also called____________ transistor?

(A) unipolar
(B) bipolar
(C) unijunction
(D) none of the above

Submitted By :Ali Uppal

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