Centre of buoyancy always_________________?

Byadmin January 17, 2019August 12, 2021

Centre of buoyancy always_________________?

A. coincides with the centre of gravity
B. coincides with the centroid of the volume of fluid displaced
C. remains above the centre of gravity
D. remains below the centre of gravity

Fluid Mechanics

The total energy of each particle at various places in the case of perfect incompres sible fluid flowing in continuous sream__________________?

The total energy of each particle at various places in the case of perfect incompres sible fluid flowing in continuous sream__________________?

D. keeps on increasing
B. keeps on decreasing
C. remains constant
D. may increase/decrease
E. unpredictable

Read More The total energy of each particle at various places in the case of perfect incompres sible fluid flowing in continuous sream__________________?
Fluid Mechanics

The velocity distribution for laminar flow through a circular tube__________________?

The velocity distribution for laminar flow through a circular tube__________________?

A. is constant over the cross-section
B. varies linearly from zero at walls to maximum at centre
C. varies parabolically with maximum at the centre
D. none of the above

Read More The velocity distribution for laminar flow through a circular tube__________________?
CHEMICAL ENGINEERING | Fluid Mechanics

Drag co-efficient for motion of spherical particles in a stationary fluid in the stoke’s law range is

Question: Drag co-efficient for motion of spherical particles in a stationary fluid in the stoke’s law range is
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More Drag co-efficient for motion of spherical particles in a stationary fluid in the stoke’s law range is
CHEMICAL ENGINEERING | Fluid Mechanics

Boundary layer exists in flow

Question: Boundary layer exists in flow
[A].

of real fluids.
[B].
over flat surfaces only.
[C].
in pipes only.
[D].
of ideal fluids only.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Boundary layer exists in flow
CHEMICAL ENGINEERING | Fluid Mechanics

Maintenance cost of a __________ pump for a particular duty is the least.

Question: Maintenance cost of a __________ pump for a particular duty is the least.
[A].

centrifugal
[B].
reciprocating
[C].
volute
[D].
gear

Answer: Option A

Explanation:

No answer description available for this question.

Read More Maintenance cost of a __________ pump for a particular duty is the least.
Fluid Mechanics

Two pipe systems can be said to be equivalent, when the following quantities are same__________________?

Two pipe systems can be said to be equivalent, when the following quantities are same__________________?

A. friction loss and flow
B. length and diameter
C. flow and length
D. friction factor and diameter
E. velocity and diameter

Read More Two pipe systems can be said to be equivalent, when the following quantities are same__________________?

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