Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of cohesion viscosity surface tension friction cohesion viscosity surface tension friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is None of these maximum at the pipe wall independent of shear stress zero at the pipe wall None of these maximum at the pipe wall independent of shear stress zero at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/4 1/2 2/3 1/3 1/4 1/2 2/3 1/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics SURFACE TENSION HAS THE UNITS OF NEWTONS NETON/M NEWTONS/M NEW TONS/M NEWTONS NETON/M NEWTONS/M NEW TONS/M ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is frictionless only when the fluid is incompressible and has zero viscosity When there is no motion of one fluid layer relative to an adjacent layer irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is frictionless only when the fluid is incompressible and has zero viscosity When there is no motion of one fluid layer relative to an adjacent layer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when the cross-section of a channel is reduced the pressure intensity reaches a minimum All of these the boundary layer comes to rest the cross-section of a channel is reduced the pressure intensity reaches a minimum All of these the boundary layer comes to rest ANSWER DOWNLOAD EXAMIANS APP