Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 1 m/sec 1.5 m/sec 2 m/sec less than 1 m/sec 1 m/sec 1.5 m/sec 2 m/sec less than 1 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.4 0.6 0.3 0.83 0.4 0.6 0.3 0.83 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them Have identical velocities Are equal in size and shape None of these Are identical in shape, but differ only in size Have identical velocities Are equal in size and shape None of these Are identical in shape, but differ only in size ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV² / 2g waV / 2g waV / g waV² / g waV² / 2g waV / 2g waV / g waV² / g 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is 0.25 m3/s 1.5 m3/s 0.5 m3/s 2.5 m3/s 0.25 m3/s 1.5 m3/s 0.5 m3/s 2.5 m3/s ANSWER DOWNLOAD EXAMIANS APP