Fluid Mechanics

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

Byadmin January 29, 2019August 16, 2021

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

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

CHEMICAL ENGINEERING | Fluid Mechanics

Forces acting on a particle settling in fluid are __________ forces.

Question: Forces acting on a particle settling in fluid are __________ forces.
[A].

gravitational & buoyant.
[B].
centrifugal & drag.
[C].
gravitational or centrifugal buoyant drag.
[D].
external, drag & viscous.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Forces acting on a particle settling in fluid are __________ forces.
Fluid Mechanics

The maximum thickness of boundary layer in a pipe of radius r is____________________?

The maximum thickness of boundary layer in a pipe of radius r is____________________?

A. 0
B. r/2
C. r
D. 2r

Read More The maximum thickness of boundary layer in a pipe of radius r is____________________?
CHEMICAL ENGINEERING | Fluid Mechanics

Euler’s equation of motion states, that at every point, the

Question: Euler’s equation of motion states, that at every point, the
[A].

fluid momentum is constant.
[B].
force per unit mass equals acceleration.
[C].
rate of mass outflow is equal to the rate of mass inflow.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Euler’s equation of motion states, that at every point, the
Fluid Mechanics

A perfect gas____________________?

A perfect gas____________________?

A. has constant viscosity
B. has zero viscosity
C. is in compressible
D. is of theoretical interest
E. none of the above

Read More A perfect gas____________________?
Civil Engineering Mcqs | Fluid Mechanics | Hydraulics and Fluid Mechanics

The fluid forces considered in the Navier Stokes equation are__________________?

The fluid forces considered in the Navier Stokes equation are__________________?

A. gravity, pressure and viscous
B. gravity, pressure and turbulent
C. pressure, viscous and turbulent
D. gravity, viscous and turbulent
E. none of the above

Read More The fluid forces considered in the Navier Stokes equation are__________________?
Fluid Mechanics

To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than____________________?

To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than____________________?

A. 2.4 m above the hydraulic gradient
B. 6.4 m above the hydraulic gradient
C. 10.0 m above the hydraulic gradient
D. 5.0 above the hydraulic gradient
E. none of the above

Read More To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than____________________?

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