Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Twice the depth Half the depth Half the breadth Twice the breadth Twice the depth Half the depth Half the breadth Twice the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called Weir Orifice Notch None of these Weir Orifice Notch None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube varies linearly from zero at walls to maximum at centre varies parabolically with maximum at the centre is constant over the cross-section None of these varies linearly from zero at walls to maximum at centre varies parabolically with maximum at the centre is constant over the cross-section None of these 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 Lies between the centre of buoyancy and centre of gravity Lies above its centre of gravity Lies below its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies above its centre of gravity Lies below its centre of gravity Coincides with its centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The runaway speed of a hydraulic turbine is the speed At which the turbine will run freely without load At full load At which there will be no damage to the runner Corresponding to maximum overload permissible At which the turbine will run freely without load At full load At which there will be no damage to the runner Corresponding to maximum overload permissible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Bernoulli’s theorem Principle of flotation Pascal’s law Archimedes’s principle Bernoulli’s theorem Principle of flotation Pascal’s law Archimedes’s principle ANSWER DOWNLOAD EXAMIANS APP
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