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QAIPMT-2005-Ph-2540: NEET 2005 Physics - Class 11 AIPMT-2005-Ph-2540 Solution: A point source emits sound equally in all directions in a…
A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at distances of 2 m and 3 m respectively from the source. The ratio of the intensities of the waves at P and Q is
Multiple Choice Options
- A 3:02
- B 2:03
- C 9:04
- D 4:09
Step-by-Step Verified Solution
d 1 = 2 m, d 2 = 3 m
I n t e n s i t y _ 1 ( d i s t a n c e ) 2
I 1 _ 1 2 2 and I 2 _ 1 3 2
_ I 1 I 2 = 9 4