Top 250+ Solved Fluid Mechanics and Machinery MCQ Questions Answer
Q. Power operated pump in which only one side engages the fluid displacement is called
a. froth pump
b. single acting
c. double acting
d. bicycle pump
Q. Which of the following centrifugal pumps has higher specific speed than the others?
a. axial flow
b. radial flow
c. mixed flow
d. all centrifugal pumps have same specific speed
Q. Pump transfers the mechanical energy of a motor or of an engine into of a fluid.
a. pressure energy
b. kinetic energy
c. either pressure energy or kinetic energy
d. pressure energy, kinetic energy or both
Q. Which of the following is NOT a type of positive displacement pumps?
a. reciprocating pump
b. rotary displacement pump
c. centrifugal pump
d. none of the mentioned
Q. Rotary displacement pumps are suitable for handling
a. oils
b. gritty liquids
c. both oils as well as gritty liquids
d. granules
Q. Which of the following is/are not example/s of rotary displacement pumps?
a. gear pump
b. vane pump
c. rotary piston pump
d. centrifugal pump
Q. pump is also called as velocity pump.
a. reciprocating
b. rotary displacement
c. centrifugal
d. screw
Q. When the mechanical speed of the shaft increases beyond 110 percent, we use
a. throttle governing
b. steam governing
c. nozzle governing
d. emergency governing