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On the opposite sides of vertical vessel...

On the opposite sides of vertical vessel filled with water, two identical holes are opened. If area of cross-section for each is a and difference of height of these two is h and p is density of water, then force on the vessel is

A

apgh/2

B

3apgh

C

apgh

D

2apgh

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AAKASH INSTITUTE ENGLISH-TEST 5-EXAMPLE
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