MCQ on Oscillators. We covered all the MCQ on Oscillators in this post for free so that you can practice well for the exam.
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MCQ on Oscillators for Students
Longitudinal and transverse waves of sound can be distinguished by using the property of
1. polarization
2. interference
3. reflection
4. diffraction
Option 1 – polarization
A tuning fork of frequency 160 is sounded along with a sonometer wire of length 25 cm stretched to a tension of 1.25 kg. wt. The no. of beats produced is
1. 15
2. 20
3. 10
4. 5
Option 2 – 20
In a sonometer chord of length 24.7 cm resonance, at fundamental vibrations, occurs with a tuning fork of frequency 256 Hz, the velocity of the wave is
1. 126 m/s
2. 130m/s
3. 332 m/s
4. 350 m/s
Option 1 – 126 m/s
An open organ pipe has a fundamental frequency of 300 Hz. The first overtone of this organ pipe is the same as the first overtone of a closed organ pipe. The length of the closed organ pipe is
1. 0.90m
2. 0.68m
3. 0.82m
4. 0.41m
Option 4 – 0.41m
………. is defined as the tangential force per unit area required to maintain a unit velocity gradient
1. viscosity
2. thermal conductivity
3. transport phenomenon
4. none of the above
Option 2 – thermal conductivity
The coefficient of viscosity of a gas is directly proportional to the square root of its
1. pressure
2. density
3. mass
4. temperature
Option 4 – temperature
The small damping ratio of the response at resonance to the response at zero driving frequency (p=0) is equal to the of the system.
1. quality factor
2. damping factor
3. resonance factor
4. none of the above
Option 1 – quality factor
For tight coupling of the oscillators, resonance occurs at
1. two widely separated frequencies
2. single high frequency
3. two close frequencies
4. None of above
Option 1 – two widely separated frequencies
A stiffness-coupled system consists of 4 simple pendulums. In how many normal modes a system can oscillate at a time
1. 3
2. 4
3. 1
4. 2
Option 1 – 3
We covered all the mcq on oscillators above in this post for free so that you can practice well for the exam.
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