- 1(current)
Q. No.A point source emits sound equally in all directions in a non-absorbing medium. Two points, \(P\) and \(Q,\) are at distances of \(2~\text m\) and \(3~\text m,\) respectively, from the source. The ratio of the intensities of the waves at \(P\) and \(Q\) is:
1. \(3:2\)
2. \(2:3\)
3. \(9:4\)
4. \(4:9\)
1. \(3:2\)
2. \(2:3\)
3. \(9:4\)
4. \(4:9\)
Subtopic: Â Energy of Waves |
 77%
From NCERT
AIPMT - 2005
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