The Mechanical engineering, is plays a important branch role in the today's Technology that Assist you to done things with ease, so let's learn about Concept of Mcq on pressure measurement in fluid mechanics which helps to modernize our society.
Objective questions MCQ:-
1. What is the pressure in Pascals at the depth of below 1m of the water surface.
A. 98100 Pascal
B. 980 Pascal
C. 98 Pascal
D. 981 pascal
A. 98100 Pascal
B. 980 Pascal
C. 98 Pascal
D. 981 pascal
Answer:- A
2. The property which offers resistance to the motion of one layer of fluid over other layers is called as…
A. Velocity
B. Viscosity
C Relative velocity
D. None of the above
Answer:- B
3. Conversion of 15 bar are in Pascals is...
A. 105Pascal
B .1.5 x 106 PascalC. 100 Pascal
D. 1000 Pascal
Answer:- B
4. The bulk modulus is defined as….
A. Direct stress to strain
B. Direct stress to volumetric strain
C. Both a and b
D. None of the above
B. Direct stress to volumetric strain
C. Both a and b
D. None of the above
Answer:- B
5. Compressibility is a reciprocal of…
A. Mass density
B. Viscosity
C. Bulk modulus
D. Relative density
Answer:- C
6. The unit of viscosity is….
A. N/m3
B. Ns/m3
C. Ns/m2
D. N/m2
B. Ns/m3
C. Ns/m2
D. N/m2
Answer:- C
7. The pressure of non-moving fluid at given points is called as the...
a) Gauge Pressure
b) Atmospheric Pressure
c) Differential Pressure
d) Hydrostatic Pressure
a) Gauge Pressure
b) Atmospheric Pressure
c) Differential Pressure
d) Hydrostatic Pressure
Answer:- D
8. The viscosity of liquid is increase with ….
A. Increase in temperatureB. Decrease in temperature
C. First increases then decreases
D. Constant with temperature
Answer:- B
9. The viscosity of Gas is increase with ….
A. Increase in temperature
B. Decrease in temperature
C. First increases then decreases
D. Constant with temperature
Answer:- A
10. The SI unit of dynamic viscosity is…
A. Ns/m2
B. Pa. S
C. Kg/mS
D. All of the above
Answer:- D
11. Which of the following device is used to measure the fluid pressure
a) Hygrometer
b) Calorimeter
c) Manometer
d) Thermometer
a) Hygrometer
b) Calorimeter
c) Manometer
d) Thermometer
Answer:- C
12.The ratio of dynamic viscosity to mass density is called as….
A. Fluid viscosityB. Kinematic viscosity
C. Kinematic velocity
D. None of the above
Answer:- B
13.The SI unit of kinematic viscosity is…
A. M/s
B. M2/s2
C. M2/s
D. M2/s3
Answer:- C
14. Manometer is used to measuring device as the pressure is measured by difference in the column heights of manometer.
A. True
B. False
Answer:- A
15. Manometer measure which of the following liquids.
a) Heavy liquidsb) Medium Liquids
c) Light Liquids
d) Heavy and light liquids
Answer:- C
16. At room temperature the dynamic viscosity of water is more than that of air.
A. TrueB. False
Answer:- A
17. Viscosity of water at 30°C is...
a) 80.1b) 0 .801
c) 801
d) 0.081
Answer:- B
18.Pilot static tube is a system uses an automatic control scheme to detect pressure.
A. True
B. False
Answer:- A
19. At room temperature the kinematic viscosity of air is more than that of water.
A. True
B. False
Answer:- A
20.The flow rate of liquid measured by which of the following method.
a) Coriolis method
b) Dead weight method
c) Conveyor method
d) Ionization method
a) Coriolis method
b) Dead weight method
c) Conveyor method
d) Ionization method
Answer:- A
21.Milk is example of …
A. Newtonian fluid
B. Non Newtonian fluid
C. Dilatants fluid
D. Pseudo plastic fluid
B. Non Newtonian fluid
C. Dilatants fluid
D. Pseudo plastic fluid
Answer:- D
22. the U tube manometer is used to measure both positive and negative pressures.
A. True
B. False
Answer:- A
23. The piezometer is suited for measurement of high pressures of a fluid, air or gases.
A. True
B. False
Answer:- B
Here we concluding, If you have any queries about the topic of Mcq on pressure measurement in fluid mechanics then feel free to comment below.
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