Question

A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now

a.

increase

b.

decrease

c.

remain same

d.

data insufficient to predict

Answer: (b).decrease

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Q. A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now

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