Water is conveyed through a tube 8 cm in diameter and 4 km in length at the rate of 120 litres per
Channel: Doubtnut
Date: 2021-11-08

Water is conveyed through a tube 8 cm in diameter and 4 km in length at the rate of 120 litres per minute. Calcualte the pressure difference required to maintain the flow. Coefficient of viscosity of water = `0.001` SI units. [Hint" "`V=(piPr^(4))/(8etal)`]