Top 250+ Solved Fluid Mechanics and Machinery MCQ Questions Answer
Q. What is the total loss developed in a series of pipes?
a. sum of losses in each pipe only
b. sum of local losses only
c. sum of local losses plus the losses in each pipe
d. zero
Q. The total head loss for the system is equal to
a. pipe length
b. pipe diameter
c. width of the reservoir
d. height difference of reservoirs
Q. Which among the following is not a loss that is developed in the pipe?
a. entry
b. exit
c. connection between two pipes
d. liquid velocity
Q. If the two reservoirs are kept at the same level, the head loss is
a. z1-z2
b. zero
c. t2-t1
d. s2-s1
Q. How do we determine the total discharge through parallel pipes?
a. add them.
b. subtract them
c. multiply them
d. divide them
Q. The pipe diameter is
a. directly proportional to fluid density
b. directly proportional to mass flow rate
c. inversely proportional to mass flow rate
d. directly proportional to fluid velocity
Q. Define Viscosity.
a. resistance to flow of object
b. resistance to flow of air
c. resistance to flow of fluid
d. resistance to flow of heat
Q. 1 NEED FOR DIMENSIONAL ANALYSIS - METHODS OF DIMENSIONAL ANALYSIS
a. botanical science
b. zoological science
c. chemistry
d. physics
Q. Jet propulsion works on the principle of
a. newton’s first law
b. newton’s second law
c. newton’s third law
d. thermodynamic properties