Top 150+ Solved Fluid Properties and Flow Characteristics MCQ Questions Answer
Q. A flow in which the volume of a fluid and its density does not change during the flow is called_________ flow.
a. Incompressible
b. Compressible
c. Viscous
d. None of these
Q. The weight per unit volume of a liquid at a standard temperature and pressure is called
a. Specific weight
b. Mass density
c. Specific gravity
d. None of these
Q. The flow of water through the hole in the bottom of a wash basin is an example of
a. Steady flow
b. Uniform flow
c. Free vortex
d. Forced vortex
Q. A flow whose streamline is represented by a curve, is called
a. One-dimensional flow
b. Two-dimensional flow
c. Three-dimensional flow
d. Four-dimensional flow
Q. The value of coefficient of discharge is __________ the value of coefficient of velocity.
a. Less than
b. Same as
c. More than
d. None of these
Q. A fluid whose viscosity does not change with the rate of deformation or shear strain is known as
a. Real fluid
b. Ideal fluid
c. Newtonian fluid
d. Non-Newtonian fluid
Q. Flow occurring in a pipeline when a valve is being opened is
a. Steady
b. Unsteady
c. Laminar
d. Vortex
Q. A point, in a compressible flow where the velocity of fluid is zero, is called
a. Critical point
b. Vena contracta
c. Stagnation point
d. None of these
Q. For very great pressures, viscosity of moss gases and liquids
a. Remain same
b. Increases
c. Decreases
d. Shows erratic behavior
Q. The angle of contact in case of a liquid depends upon
a. The nature of the liquid and the solid
b. The material which exists above the free surface of the liquid
c. Both of die above
d. Any one of the above
Q. Water is _________ liquid.
a. A compressible
b. An incompressible
c. Both A and B
d. None of these
Q. Bernoulli's equation is applied to
a. Venturimeter
b. Orifice meter
c. Pitot tube
d. All of these
Q. Rain drops are spherical because of
a. Viscosity
b. Air resistance
c. Surface tension forces
d. Atmospheric pressure