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If the amplitude of waves at a distance r from a line source is A, then amplitude at a distance 4 r will be: (a) 2A (b) A (c) A/4 (d) A/2

If the amplitude of waves at a distance r from a line source is A, then amplitude at a distance 4 r will be:
(a) 2A
(b) A
(c) A/4
(d) A/2

Grade:Upto college level

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
2 years ago
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Vikas TU
14149 Points
2 years ago
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Dear student 
Please refer the clear image , 
The image above does not looks good , it is blurr.
Hope for the best 
Good Luck 
Cheers 

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