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.
Hydraulics and Fluid Mechanics MCQs
Reynold’s number is the ratio of inertia force to
pressure force
elastic force
gravity force
viscous force
✅ The correct answer is option D.
The value of coefficient of velocity for a sharp edged orifice __________ with the head of water.
decreases
increases
✅ The correct answer is option B.
The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe)
✅ The correct answer is option B.
Water is a __________ fluid.
real
ideal
newtonian
non-newtonian
✅ The correct answer is option C.
The D-Alembert’s principle is used for changing the dynamic equilibrium of a fluid mass, into a static equilibrium.
Agree
Disagree
✅ The correct answer is option A.
The buoyancy depends upon the
weight of the liquid displaced
pressure with which the liquid is displaced
viscosity of the liquid
compressibility of the
✅ The correct answer is option A.
The pressure measured with the help of a pressure gauge is called
atmospheric pressure
gauge pressure
absolute pressure
mean pressure
✅ The correct answer is option B.