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Chapter 16 PRESSURE MEASURING ELEMENT MCQs

1. . Which of the following is not a type of pressure sensing element?

(A) Bellows


(B) Bourdon tube


(C) Diaphragm


(D) Orifice plate




2. . Mechanical pressure-sensing elements include__________.

(A) Bellows


(B) Bourdon tube


(C) Diaphragm


(D) All these




3. . Pressure measuring elements converts a fluid pressure into _________.

(A) Force


(B) Stress


(C) Displacement


(D) Change




4. . The natural elastic properties of bourdon element will produce a motion proportional to the applied __________.

(A) Level


(B) Pressure


(C) Temperature


(D) Density




5. . The Bourdon tube pressure gauge consists of a circular tube which is bent over an angle of generally __________.

(A) 360°


(B) 0°


(C) 270°


(D) 180°




6. . The movement is transmitted via a _________________ to the pointer of the pressure gauge.

(A) Force mechanism


(B) Pressure mechanism


(C) Standard mechanism


(D) Transmission mechanism




7. . The movement of the Bourdon tube may be amplified by__________.

(A) Rack and pinion


(B) Spring


(C) Links


(D) Lever




8. . Larger wall thicknesses of bourdon tubes are required for measuring__________.

(A) Higher pressures


(B) Low pressure


(C) High temperatures


(D) Low temperatures




9. . Which of the following is not a type of bourdon tube material?

(A) Phosphorus Bronze


(B) Beryllium Copper


(C) Stainless Steel


(D) Glass




10. . The C-shaped tube is used for the lower measurement ranges up to about __________Bar.

(A) 600


(B) 10


(C) 60


(D) 1




11. . The nonlinearity of the bourdon tube is compensated __________ mechanism.

(A) Force


(B) Pressure


(C) Standard


(D) Transmission




12. . The Bourdon tube is also sensitive to ______________ changes

(A) Temperature


(B) Height


(C) Level


(D) Density




13. . For low pressure ranges, the spiral is made of a __________.

(A) Flat oval tube


(B) Round Tube


(C) Flat arch tube


(D) All these




14. . In spiral tube mechanism transmission mechanism not necessarily due to____________.

(A) Less windings


(B) More windings


(C) Less accuracy


(D) Material used




15. . A pressure gauge with __________on the gears will always indicate a pressure which is too low or too high.

(A) Oil


(B) Pointer


(C) Scale


(D) Backlash




16. . The helical Bourdon tube has several turns winded into a ___________.

(A) Spiral


(B) C-shape


(C) Helix


(D) U-shape




17. . The bellows is typically made from a metal such as____________.

(A) Phosphor bronze


(B) Stainless steel


(C) Beryllium copper


(D) All these




18. . The capsule is comprised of two____________.

(A) Diaphragms


(B) Bellows


(C) Spirals


(D) C-type tubes




19. . The pressure gauge consists of a circular membrane, made from sheet metal of precise dimensions either flat or corrugated is known as___________.

(A) Diaphragm pressure gauge


(B) Bellows gauge


(C) Helical gauge


(D) C-type Pressure gauge




20. . The most sensitive pressure measuring element of the following is____________.

(A) Helical tube


(B) Bellows


(C) Capsule


(D) Diaphragm




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