Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr + v) 2V/(vr + v) V/(vr - v) 2V/(vr - v) V/(vr + v) 2V/(vr + v) V/(vr - v) 2V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm". The pressure at 2.5 m below the oil surface will be 4 m of water column 2 metres of water column 3 metres of water column 3.5 metres of water column 4 m of water column 2 metres of water column 3 metres of water column 3.5 metres of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Kinematic similarity is said to exist between the model and the prototype, if both of them Are equal in size and shape Are identical in shape, but differ only in size Have identical forces Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size Have identical forces Have identical velocities 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 Which of the following manometer has highest sensitivity U-tube with mercury U-tube with water micro-manometer with water inclined U-tube U-tube with mercury U-tube with water micro-manometer with water inclined U-tube 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 below its centre of gravity Lies above its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies below its centre of gravity Lies above its centre of gravity Coincides with its centre of gravity ANSWER DOWNLOAD EXAMIANS APP