Hydraulics and Fluid Mechanics MCQs Archives

121. The flow in a pipe or channel is said to be uniform when

the liquid particles at all sectons have the same velocities

the liquid particles at different sections have different velocities

the quantity of liquid flowing per second is constant

each liquid particle h

✅ The correct answer is option A.

pressure, velocity and temperature

shear stress and rate of shear strain

shear stress and velocity

rate of shear strain a

✅ The correct answer is option B.

pressure head

velocity head

pressure head + velocity head

pressure head – veloci

✅ The correct answer is option C.

less than

same as

more than

✅ The correct answer is option A.

Yes

✅ The correct answer is option A.

actual velocity of jet at vena contracta to the theoretical velocity

area of jet at vena contracta to the area of orifice

actual discharge through an orifice to the theoretical discharge

none of the above

✅ The correct answer is option A.

✅ The correct answer is option B.

a compressible

an incompressible

✅ The correct answer is option B.

ρ ω2 r2

2ρ ω2 r2

✅ The correct answer is option C.

✅ The correct answer is option D.