Fluid Mechanics for Chemical

The flow of a liquid through tapering pipe at a constant rate is an example of _______________ flow?

Byadmin March 10, 2019August 27, 2021

The flow of a liquid through tapering pipe at a constant rate is an example of _______________ flow?

A. Steady uniform
B. Steady non uniform
C. Unsteady uniform
D. Unsteady non uniform

Fluid Mechanics for Chemical

In Newton’s law range, the drag co-efficient for the motion of spherical particle in a stationary fluid is___________________?

In Newton’s law range, the drag co-efficient for the motion of spherical particle in a stationary fluid is___________________?

A. 0.44
B. 0.044
C. 4.4
D. 44

Read More In Newton’s law range, the drag co-efficient for the motion of spherical particle in a stationary fluid is___________________?
Fluid Mechanics for Chemical

Cd, Cc and Cv are related (for flow through an orifice) as (where, Cd = discharge co-efficient, Cc = co-efficient of contraction = (area of jet at vena-contracta/area of opening), Cv = co-efficient of velocity = (actual velocity at vena-contracta/theoretical velocity)?

Cd, Cc and Cv are related (for flow through an orifice) as (where, Cd = discharge co-efficient, Cc = co-efficient of contraction = (area of jet at vena-contracta/area of opening), Cv = co-efficient of velocity = (actual velocity at vena-contracta/theoretical velocity)?

A. Cd = Cc/Cv
B. Cd = Cc.Cv
C. Cd = Cv/ Cc
D. None of these

Read More Cd, Cc and Cv are related (for flow through an orifice) as (where, Cd = discharge co-efficient, Cc = co-efficient of contraction = (area of jet at vena-contracta/area of opening), Cv = co-efficient of velocity = (actual velocity at vena-contracta/theoretical velocity)?
Fluid Mechanics for Chemical

The friction factor for turbulent flow in a hydraulically smooth pipe______________?

The friction factor for turbulent flow in a hydraulically smooth pipe______________?

A. Depends only on Reynolds number
B. Does not depend on Reynolds number
C. Depends on the roughness
D. None of these

Read More The friction factor for turbulent flow in a hydraulically smooth pipe______________?
Fluid Mechanics for Chemical

In open channel flow in a rectangular channel, the ratio between the critical depth and the initial depth, when a hydraulic jump occurs is_________________?

In open channel flow in a rectangular channel, the ratio between the critical depth and the initial depth, when a hydraulic jump occurs is_________________?

A. 0.5
B. 0.84
C. 1.84
D. 1.25

Read More In open channel flow in a rectangular channel, the ratio between the critical depth and the initial depth, when a hydraulic jump occurs is_________________?
Fluid Mechanics for Chemical

The ratio of inertial forces to gravity forces is called the ______________ number?

The ratio of inertial forces to gravity forces is called the ______________ number?

A. Mach
B. Froude
C. Euler
D. Weber

Read More The ratio of inertial forces to gravity forces is called the ______________ number?
Fluid Mechanics for Chemical

Which of the following properties of a fluid is responsible for offering resistance to shear ?

Which of the following properties of a fluid is responsible for offering resistance to shear ?

A. Surface tension
B. Viscosity
C. Specific gravity
D. All A., B., and C.

Read More Which of the following properties of a fluid is responsible for offering resistance to shear ?

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