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Solid State Switching Circuits Quiz | Solid State Switching Circuits Multiple Choice Questions and Answers

Questions
1 The multivibrator which generates square wave of its own is the ………… multivibrator
A Monostable
B Bistable
C Astable
D None of the above

Answer: Astable
2 A monostable vibrator has …………..
A No stable state
B One stable state
C Two stable states
D None of the above

Answer: One stable state
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3 A differentiating circuit is a simple RC circuit with output taken across …………..
A R
B C
C Both R and C
D None of the above

Answer: R
4 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

Answer: At least 10 times greater than
5 An integrating circuit is a simple RC series circuit with output taken across ………
A Both R and C
B R
C C
D None of the above

Answer: C
6 If a square wave is fed to a differentiating circuit, the output will be …………
A Sine wave
B Sharp narrow pulses
C Rectangular wave
D Triangular wave

Answer: Sharp narrow pulses
7 A bistable multivibrator has …………..
A Two stable states
B One stable state
C No stable state
D None of the above

Answer: Two stable states
8 If the input to a differentiating circuit is a saw-tooth wave, then output will be ………….
A Square
B Triangular
C Sine
D Rectangular

Answer: Rectangular
9 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

Answer: 0 V
10 An astable multivibrator has ………….
A One stable state
B Two stable states
C No stable state
D None of the above

Answer: No stable state
11 ………………. multivibrator is a square wave oscillator
A Monostable
B Astable
C Bistable
D None of the above

Answer: Astable
12 When a transistor is driven to cut off, ideally the output is …………..
A VCC
B 0
C VCC/2
D VCC/3

Answer: VCC
13 A relay is superior to a mechanical switch because it ……………
A Is relatively inexpensive
B Does not require moving contacts
C Combines control with power amplification
D None of the above

Answer: Combines control with power amplification
14 The maximum speed of electronic switch can be ………….. operations per second
A 104
B 10
C 1000
D 109

Answer: 109
15 When a transistor is driven to saturation, ideally the output is ………………
A VCC
B 0
C VCC/2
D 2VCC

Answer: 0
16 The main disadvantage of a mechanical switch is that it………….
A Is operated mechanically
B Is costly
C Has high inertia
D None of the above

Answer: Has high inertia
17 The most inexpensive switch is ………….. switch
A Electronic
B Mechanical
C Electromechanical
D None of the above

Answer: Electronic
18 The switch that has the fastest speed of operation is ………….. switch
A Electronic
B Mechanical
C Electromechanical
D None of the above

Answer: Electronic
19 A relay is ……….. switch
A A mechanical
B An electronic
C An electromechanical
D None of the above

Answer: An electromechanical
20 A switch has ………………
A One state
B Two states
C Three states
D None of the above

Answer: Two states

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