Is the speed of sound different in different media?

One Line Answer

Yes, the speed of sound is different in different medium.

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Chapter 7: Sound - Exercise [Page 286]

Chapter 7 Sound
Exercise | Q 9 | Page 286

Explain with an example, the propagation of sound in a medium.

Choose the correct word/words to complete the following sentence :

When sound travels in a medium ____________

Name the two kinds of waves in form of which sound travels in a medium.

What is a longitudinal wave? In which medium: solid, liquid or gas, can it be produced?

Describe an experiment to show that in wave motion, only energy is transferred, but particles of medium do not move.

Complete the following sentence :

A longitudinal wave is composed of compression and ____________.

The time period of a simple pendulum is 2 s. Find its frequency.

Select the correct option:

The SI unit of frequency is

Define the term wavelength.

Is it possible to hear your friend's voice in vacuum? Give reason for your answer.