Top 250+ Solved Fluid Mechanics and Machinery MCQ Questions Answer
Q. Which among the following have similar fluid streamlines?
a. geometric similarity
b. kinematic similarity
c. dynamic similarity
d. conditional similarity
Q. Which among the following have the same forces acting on them?
a. geometric similarity
b. kinematic similarity
c. dynamic similarity
d. conditional similarity
Q. All the parameters in a similitude are described using
a. continuum mechanics
b. solid mechanics
c. diesel mechanics
d. aircraft mechanics
Q. Which among the following is a standard scale for a similitude?
a. 1:250
b. 1:50
c. 1:25
d. 1:100
Q. The rate at which the particles of fluid can spread is called
a. surface tension
b. diffusivity
c. viscosity
d. kinetics
Q. The Prandtl Number approximates
a. momentum diffusivity to thermal diffusivity
b. thermal diffusivity to momentum diffusivity
c. shear stress to thermal diffusivity
d. thermal diffusivity to kinematic viscosity
Q. Fanning friction factor is
a. 0.25 times darcy friction factor
b. same as darcy friction factor
c. 2 times darcy friction factor
d. independent
Q. Principle of fluid mechanics works on the utilization of
a. accelerating mass
b. volume
c. work
d. velocity
Q. The force analysis on a curved vane is understood using
a. velocity triangles
b. angle of the plate
c. vane angles
d. plate dimensions