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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 13 - Fluid Mechanics > What should be the average velocity of water in a tube of diameter 2 cm so that the flow is streamlined ? the viscosity n of water is 0.001 kg m^-1 s^-1 and Reynold’s number Re is 1000. Take density of water to be 10^3 kgm^-3.

What should be the average velocity of water in a tube of diameter 2 cm so that the flow is streamlined ? the viscosity n of water is 0.001 kg m^-1 s^-1 and Reynold’s number Re is 1000. Take density of water to be 10^3 kgm^-3.

A rectangular film of liquid is extended from (4cm×2cm) to (5cm×4cm). If the work done is 3 x 10^{-4}J In a hydraulic press the value of the surface tension of the liquid is