Chapter 12, Problem 11Q

To determine

The standing waves can be said to be due to interference in space and beat can be said to be interference in time

Answer to Problem 11Q

Solution:

Beats Waves are spread on all the direction. Standing wave spread opposite direction

Explanation of Solution

In beats we concentrate on sound t received the detector and find out its changing with time. Interfering waves are spreading all the direction with same frequency and amplitude

In standing waves we find an extended region of space at any instant of time. In case of standing wave they spread in opposite direction with same frequency and nearly same amplitude