Flow occurring in a pipeline when a valve is being opened is ______________________?

Related Mcqs:

The normal stress in a fluid will be constant in all directions at a point only if_________________?

A. it is incompressible B. it has uniform viscosity C. it has zero viscosity D. it is frictionless E. it is at rest....

Falling drops of water become spheres due to the property of ________________?

A. adhesion B. cohesion C. surface tension D. viscosity E. compressibility...

Surface tension has the units of____________________?

A. newtons/m B. newtons/m C. new tons/m D. newtons E. newton m...

A metal with specific gravity of o floating in a fluid of same specific gravity a will___________________?

A. sink to bottom B. float over fluid C. partly immersed D. be fully immersed with top surface at fluid surface E. none of the above...

Steady flow occurs when____________________?

A. the direction and magnitude of the velocity at all points are identical B. the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time C. the magnitude and direction of the velocity do not change from point to point in the fluid D. the fluid particles move in … Steady flow occurs when____________________?Read More...