Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.78 0.64 0.87 0.46 0.78 0.64 0.87 0.46 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy. Coincides with Lies above None of these Lies below Coincides with Lies above None of these Lies below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Decreases Remain unaffected Unpredictable Increases Decreases Remain unaffected Unpredictable Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A floating body is said to be in a state of stable equilibrium when the metacentre is above the centre of gravity when its metacentric height is zero only when its centre of gravity is below its centre of buoyancy when the metacentre is below the centre of gravity when the metacentre is above the centre of gravity when its metacentric height is zero only when its centre of gravity is below its centre of buoyancy when the metacentre is below the centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 2.5 and 4 4 and 6 1 and 6 1 and 2.5 2.5 and 4 4 and 6 1 and 6 1 and 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If no resistance is encountered by displacement, such a substance is known as Water Ideal fluid Gas Fluid Water Ideal fluid Gas Fluid ANSWER DOWNLOAD EXAMIANS APP
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