MANOMETERS MULTIPLE CHOICE QUESTIONS (MCQ) WITH ANSWERS
MANOMETER MULTIPLE CHOICE
QUESTIONS (MCQ) WITH ANSWERS
It increases depth of knowledge
and understanding regarding
Piezometer, different manometers and
Bourdon tube gauge.
Fig. U-Tube Differential Manometer
hA-hB = h(ρ2 – ρ1)
Fig. Manometers for Gauge and Vacuum Pressures
pg = g(ρ2h2 – ρ1h1)
pVac = -g(ρ1h1 + ρ2h2)
Q1. A Piezometer is used to measure the pressure of a
(a) Gas
(b) Liquid
(c) Gas as well as liquid
(d) None
(Ans: b)
Q2. A Piezometer is used to measure
(a) Vacuum pressure
(b) High pressure
(c) Vacuum as well as high pressure
(d) None of the above
(Ans: d)
Q3. A manometer is used to measure the pressure of a
(a) Gas
(b) Liquid
(c) Gas as well as liquid
(d) None
(Ans: c)
Q4. A manometer is used to measure the pressure of a
(a) Heavy liquids
(b) Light liquids
(c) Both light as well as heavy liquids
(None of the above
(Ans: b)
Q5. A differential manometer is used to measure the pressure of a
(a) Gas
(b) Liquid
(c) Gas as well as liquid
(d) None
(Ans: d)
Q6. A differential manometer is used to measure the pressure difference between two points in a flowing
(a) Gas
(b) Liquid
(c) Gas as well as liquid
(d) None
(Ans: b)
Q7. A U-tube manometer is used to measure the pressure of a
(a) Gas
(b) Liquid
(c) Gas as well as liquid
(d) None
(Ans: a)
Q8. A inverted tube manometer is used to measure the pressure difference between two points of a
(a) Gas
(b) Liquid
(c) Gas as well as liquid
(d) None
(Ans: b)
Q9. A Bourdon tube pressure gauge measures
(a) Low pressures
(b) High pressures
(c) Low as well as high pressures
(d) none
(Ans: c)
Q10. Bourdon tubes are generally made of
(a) Tin
(b) Bronze
(c) copper
(d)None
Ans: (b)
Q11. Which of the following is a mechanical gauge?
(a) Strain gauge
(b) Piezoelectric
(c) Bourdon tube
(d) None
ANS: (c)
Q12. The simplest form of manometer used for measuring moderate pressures is
(a) Piezometer
(b) Differential manometer
(c) U-tube manometer
(d) None
ANS: (a)
Q13. Inclined single column manometer is useful for which of the pressure
(a) Small
(b) Medium
(c) High
(d) None
ANS: (a)
14. Pressure of a fluid is measured by a
(i) Barometer
(ii) Thermometer
(iii) Manometer
(iv) None
ANS: (c)
15. Mercury manometers are used for measuring
(i) High pressure
(ii) Low pressure
(iii) High & low pressures
(iv) None
ANS: (b)
15. The density and vapor pressure of the fluid in a manometer is
(i) High density & high vapor pressure
(ii) Low density and low vapor pressure
(iii) Low density & high vapor pressure
(iv) None
ANS: (d)
16. The density and vapor pressure of the fluid in a manometer is
(i) High density & high vapor pressure
(ii) Low density and low vapor pressure
(iii) High density & low vapor pressure
(iv) None
ANS: (c)
17. A manometer measuring pressure uses
(i)Surface area of the column of liquid
(ii) Weight of the column of liquid
(iii) Both surface area and weight of the column of liquid
(iv) None
ANS: (c)
18. Most gauges measure pressure relative to atmospheric pressure as
(i) 1
(ii) 0
(iii) 1 and 0
(iv) None
ANS: (ii)
19. Absolute pressure has zero reference against
(i) Perfect vacuum
(ii) Atmospheric pressure
(iii) Both perfect vacuum and atmospheric pressure
(iv) none
ANS: (a)
20. Blood pressure is measured in
(i) mm of water
(ii) mm of mercury
(iii) cm of water
(iv) None
ANS: (ii)
21. Central venous pressure and lung pressure is measured in
(i) mm of water
(ii) mm of mercury
(iii) cm of water
(iv) None
ANS: (iii)
22. Natural gas line pressure are measured in
(i) mm of water
(ii) mm of mercury
(iii) cm of water
(iv) None
ANS: (iv)
23. Natural gas line pressure are measured in
(i) Inches of water
(ii) Inches of mercury
(iii) cm of water
(iv) None
ANS: (i)
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