Questions and answers for exam Preparation

MCQs

Total Questions : 1709 | Page 167 of 171 pages

Question 1661. For measuring flow by a venturimeter, if should be installed in__________________?

vertical line
horizontal line
inclined line with flow downward
inclined line with upward flow
in any direction and in any location

Discuss Question

Answer: Option E. -> in any direction and in any location
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1662. The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as___________________?

one dimensional flow
uniform flow
steady flow
turbulent flow
streamline flow

Discuss Question

Answer: Option B. -> uniform flow
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1663. An ideal flow of any fluid must satisfy ___________________?

Pascal law
Newton’s law of viscosity
boundary layer theory
continuity equation
Bernoulli’s theorem

Discuss Question

Answer: Option D. -> continuity equation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1664. Uniform flow occurs when____________________?

the flow is steady
the flow is streamline
size and shape of the cross section in a particular length remain constant
size and cross section change uniform¬ly along length
flow occurs at constant fate

Discuss Question

Answer: Option C. -> size and shape of the cross section in a particular length remain constant
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1665. Flow occurring in a pipeline when a valve is being opened is ______________________?

steady
unsteady
laminar
vortex
rotational

Discuss Question

Answer: Option B. -> unsteady
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1666. The flow in which conditions do not change with time at any point, is known as _____________________?

one dimensional flow
uniform flow
steady flow
turbulent flow
streamline flow

Discuss Question

Answer: Option C. -> steady flow
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1667. The flow which neglects changes in a transverse direction is known as ____________________?

one dimensional flow
uniform flow
steady flow
turbulent flow
streamline flow

Discuss Question

Answer: Option A. -> one dimensional flow
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

Question 1668. The flow in which the particles of a fluid attain such velocities that vary from point to point in magnitude and direction as well as from instant to instant, is known as_________________?