Hydraulics and Fluid Mechanics in ME Flow occurring in a pipeline when a valve is being opened is steady unsteady vortex laminar steady unsteady vortex laminar ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an incorrect statement ? None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4σ cosα/wd 4wd/σ cosα σ cosα/4wd wd/4σ cosα 4σ cosα/wd 4wd/σ cosα σ cosα/4wd wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is More than 2800 None of these Between 2000 and 2800 Less than 2000 More than 2800 None of these Between 2000 and 2800 Less than 2000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is V1² / (V1² - V2²) (V1² - V2²) / V1² (V1 - V2) / V1 V1 / (V1 - V2) V1² / (V1² - V2²) (V1² - V2²) / V1² (V1 - V2) / V1 V1 / (V1 - V2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Capillary action is due to the Surface tension Adhesion of the liquid molecules and the molecules on the surface of a solid All of the listed here Cohesion of the liquid Surface tension Adhesion of the liquid molecules and the molecules on the surface of a solid All of the listed here Cohesion of the liquid ANSWER DOWNLOAD EXAMIANS APP
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