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 Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.20 cm 0.40 cm 0.05 cm 0.10 cm 0.20 cm 0.40 cm 0.05 cm 0.10 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in which each liquid particle has a definite path and their paths do not cross each other is called uniform flow turbulent flow streamline flow one dimensional flow uniform flow turbulent flow streamline flow one dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because It provides suitable meniscus for the inclined tube Its density is less Its vapour pressure is low It provides longer length for a given pressure difference It provides suitable meniscus for the inclined tube Its density is less Its vapour pressure is low It provides longer length for a given pressure difference 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 None of these Are identical in shape, but differ only in size Are equal in size and shape Have identical velocities None of these Are identical in shape, but differ only in size Are equal in size and shape ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to measure the flow with a Venturimeter, it is installed in Any direction and in any location Horizontal line Inclined line with flow downwards Inclined line with flow upwards Any direction and in any location Horizontal line Inclined line with flow downwards Inclined line with flow upwards ANSWER DOWNLOAD EXAMIANS APP
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