Liquid Flow Sensors MCQ’s

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This set of Mechatronics Multiple Choice Questions & Answers (MCQs) focuses on “Liquid Flow Sensors”.

1. What is the flow rate of a liquid flowing through a cylindrical pipe of radius 0.2 m and velocity of the liquid is 0.6m/s?
a) 0.5
b) 0.07536
c) 0.0157
d) 0.0628

2. What is the flow rate of a liquid flowing through a cylindrical pipe of radius 0.1 m and velocity of the liquid is 0.5m/s?
a) 0.5
b) 0.75
c) 0.0157m3/s
d) 1

3. What is the flow rate of a liquid flowing through a cylindrical pipe of cross section area 0.5m2 and velocity of the liquid is 0.5m/s?
a) 0.5
b) 0.75
c) 0.25
d) 1

4. What is the SI unit of volumetric flow rate?
a) m2/s
b) m3/s
c) m/s
d) m3/s2

5. Ultrasonic flow meter works on Doppler Effect.
a) True
b) False

6. What is the flow rate of a liquid flowing through a cylindrical pipe of radius 0.2 m and velocity of the liquid is 0.5 m/s?
a) 0.5
b) 0.75
c) 0.0157
d) 0.0628

7. High turbidity is bad for aquatic life.
a) True
b) False

8. Which is a gas flow meter?
a) MSP430G2ET
b) CMCP793V-500
c) FLUXUS G601
d) FMA-PC16

9. What is the flow rate of a liquid flowing through a cylindrical pipe of cross section area 0.2m2 and velocity of the liquid is 0.5 m/s?
a) 0.5
b) 0.75
c) 0.25
d) 0.1

10. Which liquid has lowest density?
a) Acetic acid
b) Pure water
c) Olive oil
d) Sea Water

11. Which liquid will have more mass for same amount of volume?
a) Coconut oil
b) Phosgene
c) Castor oil
d) Sea Water

12. Which is a mass flow meter?
a) MSP430G2ET
b) CMCP793V-500
c) SLB700A/06VA
d) FMA-PC16

13. Which liquid will have more mass for same amount of volume?
a) Brine
b) Chloroform
c) Olive oil
d) Sea Water

14. Which is a Liquid flow sensor?
a) SLF3X
b) CMCP793V-500
c) SLB700A/06VA
d) FMA-PC16

15. What is the SI unit of flow rate of a Liquid or fluid?
a) m3/s
b) m2/s
c) m/s
d) m3/s2

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