Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 1 and 2.5 1 and 6 2.5 and 4 4 and 6 1 and 2.5 1 and 6 2.5 and 4 4 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Is a function of the curvature of the interface Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Is a function of the curvature of the interface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It is at rest It is incompressible It has zero viscosity It has uniform viscosity It is at rest It is incompressible It has zero viscosity It has uniform viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of viscosity is kg-sec/meter Newton-sec per meter² Newton-sec per meter Meters² per sec kg-sec/meter Newton-sec per meter² Newton-sec per meter Meters² per sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Efficiency will be low Excessive power will be consumed Cavitation will be formed No flow will take place Efficiency will be low Excessive power will be consumed Cavitation will be formed No flow will take place ANSWER DOWNLOAD EXAMIANS APP