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Properties of Matter

Section: Physics

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Question : 34

Total: 46

A person blows into the open end of a long pipe. As a result, a high-pressure pulse of air travels down the pipe. When this pulse reaches the other end of the pipe,

[JEE Adv 2012 P1]

a high-pressure pulse starts travelling up the pipe, if the other end of the pipe is open.
a low-pressure pulse starts travelling up the pipe, if the other end of the pipe is open.
a low-pressure pulse starts travelling up the pipe, if the other end of the pipe is closed.
a high-pressure pulse starts travelling up the pipe, if the other end of the pipe is closed.

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