Related Questions

A flow in which __________ force is dominating over the viscosity is called turbulent flow.
A Elastic
B Surface tension
C Viscous
D Inertia
In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant?
A Rotational
B Unsteady
C Turbulent
D Non-uniform
Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will
A Increase
B Decrease
C Remain unchanged
D Data insufficient to predict relative pressure drop
In the Newton's law range, the terminal velocity of a solid spherical particle falling through a stationary fluid mass is __________ the fluid viscosity.
A Directly proportional to
B Inversely proportional to
C Inversely proportional to the square root of
D Independent of
A fluid whose apparent viscosity increases with shear rate is termed as the __________ fluid.
A Newtonion
B Viscous
C Dilatant
D Non-viscous
Absolute viscosity of a fluid is a function of the __________ of the fluid.
A Motion
B Pressure & temperature
C Shearing stress
D Both B & C
A fluid having no viscosity is known as ______ fluid.
A real
B ideal
C Newtonian
D non-Newtonian
A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow.
A Incompressible
B Compressible
C Viscous
D None of these
Mach number is important in a fluid flow problem, when the inertia and __________ forces predominate.
A Elastic
B Viscous
C Gravity
D None of these
The ratio of the inertia force to the elastic force is called
A Reynold's number
B Froude's number
C Weber's number
D Mach number

Next steps