Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

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41.
Minimum safe distance between two liquid fuel storage tanks is equal to (where, H = height of the tank)

A. $${\text{H}}$$

B. $$\frac{{\text{H}}}{2}$$

C. $$\frac{{\text{H}}}{4}$$

D. $$\frac{{\text{H}}}{6}$$

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42.
Expansion device used in a window air-conditioner is a/an

A. Automatic expansion valve

B. Thermostatic expansion valve

C. Float valve

D. Capillary tube

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43.
With increase in annealing temperature, the following defect density decreases.

A. Vacancy

B. Dislocation

C. Grain boundary

D. All of the above

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44.
Which of the following has the least oili-ness ?

A. Mineral oils

B. Vegetable oils

C. Greases

D. Animal oils

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45.
Which of the following is a permanent fastening?

A. Rivets

B. Bolts

C. Screws

D. Keys

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46.
Which of the following is a synthetic abrasive ?

A. Corundum

B. Emery

C. Pumice

D. Silicon carbide

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47.
Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?

A. Cresylic acid

B. Xanthaies

C. Pine oil

D. All of the above

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48.
In __________ process, there is an increase in entropy with no degradation of energy.

A. Isothermal expansion

B. Isochoric heat addition

C. Polytropic expansion

D. Isobaric heat addition

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49.
Wrought iron does not have

A. Uniform strength in all directions

B. Ability to hold protective coating

C. High ductility & corrosion resistance

D. Easily weldable characteristics

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50.
Wrought iron does not have the

A. Uniform strength in all directions

B. Ability to hold protective coating

C. High ductility & corrosion resistance

D. Easily weldable characteristics

Answer & Solution Discuss in Board Save for Later

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

41. Minimum safe distance between two liquid fuel storage tanks is equal to (where, H = height of the tank)

Answer & Solution

42. Expansion device used in a window air-conditioner is a/an

Answer & Solution

43. With increase in annealing temperature, the following defect density decreases.

Answer & Solution

44. Which of the following has the least oili-ness ?

Answer & Solution

45. Which of the following is a permanent fastening?

Answer & Solution

46. Which of the following is a synthetic abrasive ?

Answer & Solution

47. Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?

Answer & Solution

48. In __________ process, there is an increase in entropy with no degradation of energy.

Answer & Solution

49. Wrought iron does not have

Answer & Solution

50. Wrought iron does not have the

Answer & Solution

Read More Section(Chemical Engineering Basics)

41.
Minimum safe distance between two liquid fuel storage tanks is equal to (where, H = height of the tank)

42.
Expansion device used in a window air-conditioner is a/an

43.
With increase in annealing temperature, the following defect density decreases.

44.
Which of the following has the least oili-ness ?

45.
Which of the following is a permanent fastening?

46.
Which of the following is a synthetic abrasive ?

47.
Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother?

48.
In __________ process, there is an increase in entropy with no degradation of energy.

49.
Wrought iron does not have

50.
Wrought iron does not have the