Physics: Sound Wave MCQs
31. Question
Transverse wave can travel through
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32. Question
The velocity of sound in a gas at 30° C is approximately
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33. Question
two sound waves have wavelength 85/170 and 85/172 in air. Each wave produces 4beats/second with a third note of fixed frequency. Find the frequency of the third note
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34. Question
sound wave is an example of
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35. Question
A source is moving towards the observer with a speed of 20m/s and having frequency 240Hz and observer is moving towards source with a velocity 20m/s, What is the frqruency heard by observer velocity of sound 340 m/s
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