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JEE Advanced 2020 Full Test 3 Paper 2

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Question : 4

Total: 54

A closed organ pipe of length L is vibrating in its first overtone. There is a point Q inside the pipe at a distance 7L∕9 from the open end. The ratio of pressure amplitude at Q to the maximum pressure amplitude in the pipe is

1: 2
2: 1
1: 1
2: 3

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