JEE Main 9 April 2017 Paper Solved Paper

Section: Physics
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Question : 9 of 90
 
Marks: +1, -0
Two tubes of radii r1 and r2, and lengths l1 and l2 respectively, are connected in series and a liquid flows through each of them in streamline conditions. P1 and P2 are pressure differences across the two tubes.If P2 is 4P1 and l2 is
l1
4
, then the radius r2 will be equal to:
[Main 9 April 2017]
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