Fluid Mechanics for Chemical

In case of supersonic flow of a fluid through pipeline, the ‘Mach number’ is__________________?

Byadmin March 9, 2019August 27, 2021

In case of supersonic flow of a fluid through pipeline, the ‘Mach number’ is__________________?

A. 0
B. 1
C. < 1
D. > 1

Fluid Mechanics for Chemical

Which of the following is not an advantage of fluidisation from transfer operation point of view ?

Which of the following is not an advantage of fluidisation from transfer operation point of view ?

A. Intimate contact of the fluid with all parts of the solid particles
B. Lower fluid pumg power requirement
C. Minimisation of temperature variation
D. Prevention of particle segregation

Read More Which of the following is not an advantage of fluidisation from transfer operation point of view ?
Fluid Mechanics for Chemical

A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an _____________ fluid?

A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an _____________ fluid?

A. Newtonian
B. Non-Newtonian
C. Ideal
D. Incompressible

Read More A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an _____________ fluid?
Fluid Mechanics for Chemical

For turbulent flow of Newtonian fluid in a circular cross-section pipe, the ratio of maximum to average fluid velocity is ________________?

For turbulent flow of Newtonian fluid in a circular cross-section pipe, the ratio of maximum to average fluid velocity is ________________?

A. 0.5
B. 1
C. 0.66
D. < 0.5

Read More For turbulent flow of Newtonian fluid in a circular cross-section pipe, the ratio of maximum to average fluid velocity is ________________?
Fluid Mechanics for Chemical

The velocity profile exhibited by laminar flow of Newtonian fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an ______________ with the apex at the centre line of the pipe?

The velocity profile exhibited by laminar flow of Newtonian fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an ______________ with the apex at the centre line of the pipe?

A. Hyperbola
B. Parabola
C. Semi-circle
D. Semi-ellipse

Read More The velocity profile exhibited by laminar flow of Newtonian fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an ______________ with the apex at the centre line of the pipe?
Fluid Mechanics for Chemical

The most economical flow control valve for use with large diameter pipes is a__________________?

The most economical flow control valve for use with large diameter pipes is a__________________?

A. Butterfly valve
B. Globe valve
C. Needle valve
D. None of these

Read More The most economical flow control valve for use with large diameter pipes is a__________________?
Fluid Mechanics for Chemical

Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?

Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?

A. Df + Bf = Wf
B. Df = Bf + Wf
C. Df + Bf + Wf =0
D. None of these

Read More Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?