sub-sonic flow
sonic flow
super-sonic flow
hyper-sonic flow
✅ The correct answer is option A.
Hydraulics and Fluid Mechanics MCQs
When a liquid is flowing through a pipe, the velocity of the liquid is
maximum at the centre and minimum near the walls
minimum at the centre and maximum near the walls
zero at the centre and maximum near the walls
maximum at the centre
✅ The correct answer is option A.
According to Bazin, the coefficient of discharge varies with the height of water over the sill of a weir.
Correct
Incorrect
✅ The correct answer is option A.
The ratio of the inertia force to the surface tension force is called Weber’s number.
Correct
Incorrect
✅ The correct answer is option A.
The specific gravity has no units.
Agree
Disagree
✅ The correct answer is option A.
The point at which the resultant pressure on an immersed surface acts, is known as
centre of gravity
centre of depth
centre of pressure
centre of immersed sur
✅ The correct answer is option C.
A nozzle placed at the end of a water pipe line discharges water at a
low pressure
high pressure
low velocity
high velocity
✅ The correct answer is option D.
According to Bernoulli’s equation
✅ The correct answer is option A.
Bulk modulus of a fluid __________ as the pressure increases.
remains same
decreases
increases
✅ The correct answer is option C.