Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 2/3 R 3/4 R 1/3 R 1/2 R 2/3 R 3/4 R 1/3 R 1/2 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to surface tension force of cohesion force of adhesion atmospheric pressure surface tension force of cohesion force of adhesion atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Fluid is a substance that has the same shear stress.at a point regardless of its motion always expands until it fills any container cannot be subjected to shear forces cannot remain at rest under action of any shear force has the same shear stress.at a point regardless of its motion always expands until it fills any container cannot be subjected to shear forces cannot remain at rest under action of any shear force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is zero at the pipe wall independent of shear stress None of these maximum at the pipe wall zero at the pipe wall independent of shear stress None of these maximum at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its specific density specific mass specific weight specific gravity specific density specific mass specific weight specific gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when the pressure intensity reaches a minimum the boundary layer comes to rest the cross-section of a channel is reduced All of these the pressure intensity reaches a minimum the boundary layer comes to rest the cross-section of a channel is reduced All of these ANSWER DOWNLOAD EXAMIANS APP