Top 1000+ Solved Fluid Mechanics (FM) MCQ Questions Answer
Q. Rotary pumps do not function well under
a. High Vaporisation
b. High Sedimentation
c. High viscosity
d. Excavation View Answer
Q. The parameter that disturbs the working of the rotary pump is_
a. High Vaporisation
b. High Sedimentation
c. Low flow rate
d. Excavation View Answer
Q. Rotary pumps are commonly used to circulate_
a. Lube oils
b. Petroleum
c. Diesel
d. Water View Answer
Q. Capacity of a rotary pump is defined as
a. Total liquid displaced
b. Overall performance of pump
c. Maximum fluid flow
d. Minimum fluid flow View Answer
Q. What type of flow does the reciprocating pump have?
a. Uniform
b. Continuous
c. Pulsating
d. Non-uniform View Answer
Q. What is the full form of PD?
a. Positive displacement
b. Pump displacement
c. Plunger displacement
d. Plunger direct View Answer
Q. Why can’t rotary pumps non-lubricate water?
a. Because it has lesser viscosity
b. Because it contains abrasive particles
c. Multistage pumps are difficult to operate
d. Draft tube is thin View Answer
Q. The maximum speed of reciprocating pump is
a. 20m/min
b. 30m/min
c. 40m/min
d. 50m/min View Answer
Q. The pump that uses a relatively smaller amount of liquid is called
a. Froth pump
b. Reciprocating pump
c. Double acting
d. Bicycle pump View Answer
Q. In which pump is the liquid in contact with both the sides of the plunger
a. Froth pump
b. Single acting
c. Double acting
d. Bicycle pump View Answer
Q. When a cylinder has inlet and outlet ports at each end, then it is called as
a. Double acting
b. Air lift pumps
c. Reciprocating pumps
d. Centrifugal pumps View Answer
Q. Turbomachines work under
a. Newtons first law
b. Newtons second law
c. Newtons third law
d. Kepler’s law View Answer
Q. The main function of nozzle is to
a. Varying temperatures
b. Pressure variations
c. Load variations
d. Heat variations View Answer