Write true of false for the following statements:

Distance between a crest and the next trough in a wave motion is λ/4.

In the bell jar experiment, as air is removed from the jar:

Write true of false for the following statements:

Sound waves are transverse whereas light waves are longitudinal in nature.

Write true of false for the following statements:

The audible range of frequencies is 20 Hz-20 KHz.

Write true of false for the following statements:

The frequency of a sounding body of time period 0.01 sec is 100 Hz.