Question

A string is wrapped round a wood log and is puuled with force f

Answer 1

As string is pulled with the force F. Tension T in the string in the string also increases with increase in theta

Answer 2

Answer:

If a string is wrapped around a wood log and forced is applied on it the tension of the string  also increases depending on the force applied on the string and also it produces sound.

For example:

Sitar is the best example for this statement. In sitar the string is wrapped around a pin and by applying force on it produces the sound and music.