Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.65 to 0.75 0.50 to 0.65 0.85 to 0.90 0.75 to 0.85 0.65 to 0.75 0.50 to 0.65 0.85 to 0.90 0.75 to 0.85 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for High head installation above 180 m Medium head application from 24 to 180 m All types of heads Low head installation up to 30 m High head installation above 180 m Medium head application from 24 to 180 m All types of heads Low head installation up to 30 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the flow changes from laminar flow to turbulent flow is called Sub-sonic velocity Velocity of approach Critical velocity Super-sonic velocity Sub-sonic velocity Velocity of approach Critical velocity Super-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of absolute viscosity to mass density is known as viscosity index kinematic viscosity specific viscosity coefficient of viscosity viscosity index kinematic viscosity specific viscosity coefficient of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be First rise and then fall Nearly horizontal Steep Horizontal First rise and then fall Nearly horizontal Steep Horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floating in a liquid is said to be in neutral equilibrium, if its metacentre Coincides with its centre of gravity Lies below its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies above its centre of gravity Coincides with its centre of gravity Lies below its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies above its centre of gravity ANSWER DOWNLOAD EXAMIANS APP
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