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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 12 - Fluid Mechanics, Surface Tension and Viscosity > The tension in a string holding a solid block below the surface of a liquid (Where ρliquid > ρblock) as shown in figure is T when the system is at rest. What will be the tension in the string if the system has an upward acceleration a?

The tension in a string holding a solid block below the surface of a liquid (Where ρliquid > ρblock) as shown in figure is T when the system is at rest. What will be the tension in the string if the system has an upward acceleration a?

A hole is made at the bottom of the tank filled with water (density 1000kg/m^3) If the total pressure at the bottom ofthe tank is 3 atmosphere ( 1 atmosphere = 10^5N/m^2 ) then the velocity of efflux is :