FLUID MECHANICS MCQS SET 10

FLUID MECHANICS MCQS SET 10

1. A gear pump uses ___________
a) Petrochemical pumps
b) Meshing of gears
c) Froth pumps
d) Airlift pumps
Answer: b

2. The fundamental significance of all the turbomachinery is _______
a) Conservation of momentum
b) Conservation of mass
c) Conservation of heat
d) Conservation of speed
Answer: a

3. The most common pump used for hydraulic fluid power application is __________
a) Centrifugal pumps
b) Gear pump
c) Froth pumps
d) Airlift pumps
 

Answer: b

4. The change of angular momentum in a pump is equal to the _________
a) Sum of speeds
b) Sum of individual momentum
c) Sum of temperatures
d) Sum of energy transferred from a body
 

Answer: b

5. Conservation of angular momentum is described by _______
a) Newtons equation
b) Euler’s equation
c) Rutherford’s equation
d) Maxim equation
 

Answer: b

6. Gear pumps are mainly used in chemical installations because they pump ________
a) High viscosity fluids
b) High density fluids
c) High pressure fluids
d) High temperature fluids
 

Answer: a
 

7. Gear pumps convert rotational kinetic energy to hydrodynamic energy.
a) True
b) False
 
Answer: a

8. The inlet passage of centrifugal pump is controlled by ________
a) Gate
b) Head race
c) Turbine
d) Pump
 
Answer: a

9. Absolute exit velocity in a pump is denoted as ______
a) c2
b) v2
c) p2
d) w2
 
Answer: a

10. Gear pumps are used to transport ________
a) Pressure
b) Speed
c) Power
d) Fluid
 
Answer: d