Longitudinal Waves

Q.

Compression and rarefaction is related to which of these waves?

1. Longitudinal wave

2. Light waves

3. Radio waves

4. Transverse wave

Q.

Sound is an example of

1. longitudinal wave

2. transverse wave

3. a wave that can travel through a vacuum

4. a wave that does not transmit energy

Q. The unit of wavelength of a sound wave is:

1. s
2. kg
3. m
4. Hz

Q.

Are Sound waves travelling or standing ?

Q.

Is there a permanent displacement of medium particles in the wave motion?

Q.

Name the term given below:

Motion of waves in water.

Q.

Which of the following statements is true?

1. Both light and sound waves can travel in the vacuum

2. Both light and sound waves in air are transverse

3. The sound waves are longitudinal while the light waves are transverse

4. Both light and sound waves in air are longitudinal