Crest and Trough

Q.

Explain the terms crest and trough in relation to a transverse wave.

Q.

The point on a wave with the maximum value of upward displacement within a cycle is called___.

Q.

The point on a wave with the maximum value of downward displacement within a cycle is called___ .

Q.

Define the following terms :

( e ) wave velocity.

Q. During wave propagation, low and high pressure regions are represented by and respectively on a graph.

1. trough
2. crest
3. mean position
4. equilibrium

Q. Label the parts of the transverse wave given below.

1. Trough
2. Crest
3. Amplitude

Q. You are asked to lower the volume of your television. How will it affect the characteristics of the sound wave?

1. Decrease in amplitude
2. Increase in frequency
3. Decrease in frequency
4. Increase in amplitude