Question

Efficiency of power transmission (η) through a circular pipe is given by (ht - hf)/ht, which has a maximum value of __________ percent.

a.

33:3

b.

50

c.

66.6

d.

88.8

Answer: (c).66.6

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Q. Efficiency of power transmission (η) through a circular pipe is given by (ht - hf)/ht, which has a maximum value of __________ percent.

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