Material medium is essential for propagation of sound waves'. Explain the experiment with diagram .

Give an example in which though force is applied medium is essential for propagation of sound waves'. Explain the experiment with diagram .

Explain propagation of sound waves in air.

Explain propagation of sound waves in solids.

Speed of sound wave in air.

Sound waves in air are

Write the displacement variable in propagation of sound in air.

Explain heart sounds.

During the propagation of electromagnetic waves in a medium :

Why is the diffraction of sound waves more evident in daily experience than that of ligh wave ?

With propagation of longitudinal waves through a medium, the quantity transmitted is