Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Are identical in shape, but differ only in size Have identical forces Are equal in size and shape Have identical velocities Are identical in shape, but differ only in size Have identical forces Are equal in size and shape Have identical velocities ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Specific speed for reaction turbines ranges from 10 to 100 80 to 200 250 to 300 0 to 4.5 10 to 100 80 to 200 250 to 300 0 to 4.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An air vessel is provided at the summit in a siphon to Increase velocity Increase discharge Avoid interruption in the flow Maintain pressure difference Increase velocity Increase discharge Avoid interruption in the flow Maintain pressure difference ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Square root of fan speed Directly as fan speed Square of fan speed Cube of fan speed Square root of fan speed Directly as fan speed Square of fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The impeller of a centrifugal pump may have Volute casing Vortex casing Volute casing with guide blades Any one of these Volute casing Vortex casing Volute casing with guide blades Any one of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is suitable for small discharge and high heads? Reciprocating pump Centrifugal pump Mixed flow pump Axial flow pump Reciprocating pump Centrifugal pump Mixed flow pump Axial flow pump ANSWER DOWNLOAD EXAMIANS APP
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