﻿ A horizontal tube has different cross-sectional areas at points A and B. The diameter of A is 4 cm and that of B is 2 cm. Two manometer limbs are attached at A and B. When a liquid of density 0.8 g/cm3 flows through the tube, the pressure-difference between the limbs of the manometer is 8 cm. calculate the rate of flow of the liquid in the tube. (g = 980 cm/s2)    : Kaysons Education

# A Horizontal Tube Has Different Cross-sectional Areas At Points A and B. The Diameter Of A is 4 Cm And That Of B is 2 Cm. Two Manometer Limbs Are Attached At A and B. When A Liquid Of Density 0.8 G/cm3 flows Through The Tube, The Pressure-difference Between The Limbs Of The Manometer Is 8 Cm. Calculate The Rate Of Flow Of The Liquid In The Tube. (g = 980 Cm/s2)

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## Question

### Solution

Correct option is

406 cm3/s

The rate of liquid flow in non-uniform horizontal tube is given by

Here,

g = 980 cm/s2

h = 8 cm.

= 406 cm3/s.

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