What is meant by the term wave motion?

One Line Answer

The transference of energy when the particles of a medium, move about their mean position is called wave motion.

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Chapter 8: Sound - Exercise (B) Subjective Questions

Chapter 8 Sound
Exercise (B) Subjective Questions | Q 12

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

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

A longitudinal wave travels at a speed of 0.3 m s^-1 and the frequency of wave is 20 Hz. Find the separation between two consecutive compressions.

Why do astronauts talk to each other through radio telephone in space?

Can sound travel through vacuum?

Does sound require a material medium for transmission?

Is the speed of sound different in different media?

Does the speed of sound depend upon the direction of wind?

Does ultrasonic in a medium travel faster than the audible sound?

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