A mercury (specific gravity = 13.6) manometer connected across an orificemeter f

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Question

A mercury (specific gravity = 13.6) manometer connected across an orificemeter fitted in a pipe shows a manometer reading of 2 cms. If the manometer liquid is changed to carbon tetrachloride (specific gravity = 1.6), then for the same flow rate of water the new manometer reading will be __________ cms.

Options:

A . 17

B . 42

C . 84

D . 1.8

Answer: Option A
Answer: (a).17

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