Introduction to Sound

Q.

Doppler's effect in sound is:

1. Infinite

2. Symmetrical

3. Superimposing

4. Asymmetrical

Q.

how temperature of the atmosphere affect the speed of sound?

Q. A body travels with a velocity greater than the velocity of sound. What will be the shape of sound wave and why

Q. the velocity of sound in air is V_{s .{}}if the density of the air is increase d by 4 times then the new velocity will be

Q. Show that vertical oscillation of a loaded spring is simple harmonic.