Hydraulics and Fluid Mechanics in ME Flow occurring in a pipeline when a valve is being opened is vortex unsteady laminar steady vortex unsteady laminar steady ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Unpredictable Increases Decreases Remain unaffected Unpredictable Increases Decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.515 0.4 0.5 0.5 0.515 0.4 0.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) (H + hf )/H H/(H + hf ) H/(H - hf ) (H - hf )/H (H + hf )/H H/(H + hf ) H/(H - hf ) (H - hf )/H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, center of pressure is at the center of gravity could be above or below e.g. depending on density of body and liquid above the center of gravity below be center of gravity at the center of gravity could be above or below e.g. depending on density of body and liquid above the center of gravity below be center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH2/2 wH/2 wH wH2/4 wH2/2 wH/2 wH wH2/4 ANSWER DOWNLOAD EXAMIANS APP