MCQ on Analog Electronics with Answers - 12
Multiple Choice Questions with Answers on Analog Electronics Circuits - 12
1. The shortest interval between pulses with which a
binary can switch from one state to another is called
a.
rise time
b.
resolving time
c.
relaxation time
d.
delay time
Answer: b
2. Schmitt trigger is also known as
a.
squaring circuit
b.
astable multivibrator
c.
blocking oscillator
d.
sweep circuit
Answer: a
3. In a multivibrator, commutating capacitors reduce
the
a.
transition time
b.
rise time
c.
settling time
d.
none of these
Answer: a
4. Monostable multivibrator may be used to generate
a.
pulses
b.
sweep voltage
c.
sweep current
d.
sinusoidal voltage
Answer: a
5. Astable multivibrator may be used as
a.
frequency to voltage converter
b.
voltage to frequency converter
c.
comparator circuit
d.
squaring circuit
Answer: b
6. A symmetrical astable multivibrtor has R = 100Ω
and C = 0.1μF. The periodic time is equal to
a.
1.38 μs
b.
69 μs
c.
6.9 μs
d.
13.8 μs
Answer: d
7. Which of the following circuits may be used for
converting a sine wave into a square wave?
a.
Schmitt trigger
b.
Astable multivibrtor
c.
Bistable multivibrtor
d.
Monostable multivibrtor
Answer: a
8. Which of the following circuits may be used for
production of delays?
a.
Schmitt trigger
b.
Astable multivibrtor
c.
Bistable multivibrtor
d.
Monostable multivibrtor
Answer: d
9. Which of the following circuits may be used as a
comparator?
a.
Schmitt trigger
b.
Astable multivibrtor
c.
Bistable multivibrtor
d.
Monostable multivibrtor
Answer: a
10. A Bistable multivibrator has
a.
no stable state
b.
one stable state
c.
two stable states
d.
two quasi-stable states
Answer: c
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