Properties Of Solids And Liquids Question 229

Question: At what speed the velocity head of a stream of water be equal to 40 cm of Hg

Options:

A) 282.8 cm/sec

B) 432.6 cm/sec

C) 632.6 cm/sec

D)832.6 cm/sec

Show Answer

Answer:

Correct Answer: A

Solution:

v22g=h therefore v=2gh

=2×103×40 =22×102 =282.8 cm/s

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