The following particulars refer to a two-row velocity-compounded impulse wheel which forms the first stage of a combination turbine: : 630 m/s : 125 m/s : 16° : 18° : 22 Steam velocity at nozzle outlet Mean blade velocity Nozzle angle Outlet angle, first row of moving blades Outlet angle, fixed guide blades Outlet angle, second row of moving blades :36° Steam flow rate : 2.6 kg/s The ratio of the relative velocity at outlet to that at inlet is 0.84 for all the blade. Determine (a) The velocity of whirl.

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Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.