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JEE Advance 2008
Paper-2
Question
A glass tube of uniform internal radius (r) has a valve separating the two identical ends. Initially, the valve is in a tightly closed position. End 1 has a hemispherical soap bubble of radius r. End 2 has sub-hemispherical soap bubble as shown in figure. Just after opening the valve,
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Select the correct option:
A
air from end 1 flows towards end 2 . No change in the volume of the soap bubbles
B
air from end 1 flows towards end 2 . Volume of the soap bubble at end 1 decreases
C
no change occurs
D
air from end 2 flows towards end 1 . Volume of hte soap bubble at end 1 increases
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Physics
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