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CBSE
Class 9
Science
Exploration
Sound Waves: Characteristics a...
Question Bank

Which of the following stateme...

Single Answer MCQ
Q-00172301

Which of the following statements about sound waves is true?

1

They can travel in a vacuum.

2

Frequency and time period are directly proportional.

3

Short wavelength implies high frequency.

4

Wavelength is independent of sound speed.

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