A capillary tube is attached horizontally to a constant pressure head arrangement. If the radius of the capillary…..

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Q: A capillary tube is attached horizontally to a constant pressure head arrangement. If the radius of the capillary tube is increased by 10%, then the rate of flow of the liquid shall change early by

(a) +10%

(b) 46%

(c) -10%

(d) -40%

Ans: (b)

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