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JEE ADVANCE 2012
paper 1
Multiple correct answers - Select all that apply
Question
A person blows into 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.
Select ALL correct options:
A
a high-pressure pulse starts traveling up the pipe, if the other end of the pipe is open.
B
a low-pressure pulse starts traveling up the pipe, if the other end of the pipe is open.
C
a low-pressure pulse starts traveling up the pipe, if the other end of the pipe is closed.
D
a high-pressure pulse starts traveling up the pipe, if the other end of the pipe is closed.
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
⚠ Partially correct. Some answers are missing.
Solution
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