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 Are identical in shape, but differ only in size Are equal in size and shape None of these Have identical velocities Are identical in shape, but differ only in size Are equal in size and shape None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H2/3 (N√Q)/H (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H2/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hypersonic flow, the Mach number is greater than 2 greater than 4 unity greater than unity greater than 2 greater than 4 unity greater than unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For manometer, a better liquid combination is one having higher surface tension surface tension is no criterion lower surface tension high density and viscosity higher surface tension surface tension is no criterion lower surface tension high density and viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure at a point in a fluid will not be same in all the directions when the fluid is viscous and moving. moving viscous inviscous and moving viscous and moving. moving viscous inviscous and moving ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Net head Blade velocity Absolute velocity Flow Net head Blade velocity Absolute velocity Flow ANSWER DOWNLOAD EXAMIANS APP