Question :
A mercury (specific gravity = 16) 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 = 6), then for the same flow rate of water the new manometer reading will be __________ cms.
1. 8
2. 84
3. 17
4. 42
Answer :
3 - 17
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