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Sounds waves and Motion MCQ question and answer with solution | Physics Gk MCQs

Learn Sounds waves and Motion MCQ Questions and answers with easy and logical explanations in Physics Gk . Sounds waves and Motion MCQ question provides all type of technical mcq questions which is important for SSC-CGL, UPPSC, NDA, CDS and all govt examinations Page-4 section-2

Each section contains 100 MCQs on Sounds waves and Motion .
31
Compression and rarefaction are due to variability of:
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Answer & Solution
Answer: Option D
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32
Soundcan transmit from . . . . . . . .
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Answer: Option D
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33
For a wave, wavelength divided by the time period is equal to
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Answer: Option C
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34
Which of the following statements are true/false about the speed of sound in different mediums at 25°C?
A. In water (sea), the speed of sound is 1531 m/s.
B. In air, the speed of sound is 346 km/s.
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Answer: Option C
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35
Which of the following is used to detect cracks and flaws in metal blocks?
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Answer: Option B
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36
What is a single frequency sound called?
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Answer: Option C
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37
If any explosion takes place at the bottom of a lake, what type of shock wave in water will take place?
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Answer: Option B
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38
Find the speed of sound in air.
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Answer: Option A
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39
A particle is moving in a circle with uniform speed. Its motion is
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Answer: Option B
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40
Which of the following represents the distance travelled by a wave in one second?
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Answer: Option C
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