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Free download in PDF Solid State Switching Circuits Objective Type Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(21)
In a multivibrator, we have ………. feedback.
[A]
Negative
[B]
100 % positive
[C]
Both positive and negative
[D]
None of the above
(22)
If the input to an integrating circuit is a succession of alternating positive and negative pulses of very short duration, the output will be …………… wave
[A]
Rectangular
[B]
Triangular
[C]
Sine
[D]
Square
(23)
A negative clipper removes the ……………… half-cycles of the input voltage
[A]
Negative
[B]
Positive
[C]
Both positive and negative
[D]
None of the above
(24)
When the transistor (CE arrangement) is in the cut off region, the collector current is ……………..
[A]
ICBO
[B]
ICEO
[C]
(ß + 1) ICEO
[D]
IC(sat)
(25)
When a transistor is used as an amplifier, it is operated in the ……………… region
[A]
Off
[B]
Saturation
[C]
Active
[D]
None of the above
(26)
One would find a clamping circuit in ………………..
[A]
Receiving antenna
[B]
Radio transmitter
[C]
Radio receiver
[D]
Television receiver
Answer: Television receiver
(27)
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
(28)
When a rectangular voltage waveform is applied to a capacitor, then the current waveform is ……………
[A]
Rectangular
[B]
Sinusoidal
[C]
Sawtooth
[D]
Square
(29)
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
Answer: At least 10 times greater than
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