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A manometer connected to a closed tap re...

A manometer connected to a closed tap reads `4.5 xx 10^(5)` pascal. When the tap is opened the reading of the manometer falls is `4 xx 10^(5)` pascal. Then the velocity of flow of water is

A

`7 ms ^(-1)`

B

`8 ms^(-1)`

C

`9 ms ^(-1)`

D

`10ms^(-1)`

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The correct Answer is:
D
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TARGET PUBLICATION-FRICTION IS SOLIDS AND LIQUIDS -MCQ (COMPETITIVE THINKING)
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