Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

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51.
Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

A. Malleable iron

B. Grey cast iron

C. Chilled cast iron

D. White cast iron

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52.
Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

A. Malleable iron

B. Grey cast iron

C. Chilled cast iron

D. White cast iron

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53.
Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner?

A. Output & fineness

B. Velocity

C. Both A & B

D. None of these

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54.
Satellites burn off during re-entry to earth's atmosphere, because of the

A. Combustion with air

B. Gravitational pull by earth

C. Friction with earth's atmosphere

D. Loss in weight of the satellite

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55.
Which of the following is used to produce draught in the locomotive boilers ?

A. Chimney

B. Induced draught fan

C. Forced draught fan

D. Steam jet arrangement

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56.
Hydrocyclone is a

A. Crusher

B. Wet classifier

C. Dry classifier

D. Magnetic separator

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57.
Hydrogen can be

A. Used in I.C. engines as fuel

B. Liquefied & stored under cryogenic conditions

C. Produced by electrolysis of water

D. All of the above

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58.
In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length, the thermal boundary layer thickness as compared to hydrodynamic boundary layer thickness is

A. Less

B. More

C. Equal

D. Unpredictable

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59.
In inventory control theory, the economic order quantity (EOQ) is the

A. Lot size corresponding to break even analysis

B. Average level of inventory

C. Optimum lot size

D. None of these

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60.
Gross & Net calorific values will be the same for

A. Methane

B. Propane

C. Carbon monoxide

D. Hydrogen

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

51. Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

Answer & Solution

52. Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

Answer & Solution

53. Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner?

Answer & Solution

54. Satellites burn off during re-entry to earth's atmosphere, because of the

Answer & Solution

55. Which of the following is used to produce draught in the locomotive boilers ?

Answer & Solution

56. Hydrocyclone is a

Answer & Solution

57. Hydrogen can be

Answer & Solution

58. In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length, the thermal boundary layer thickness as compared to hydrodynamic boundary layer thickness is

Answer & Solution

59. In inventory control theory, the economic order quantity (EOQ) is the

Answer & Solution

60. Gross & Net calorific values will be the same for

Answer & Solution

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51.
Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

52.
Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

53.
Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner?

54.
Satellites burn off during re-entry to earth's atmosphere, because of the

55.
Which of the following is used to produce draught in the locomotive boilers ?

56.
Hydrocyclone is a

57.
Hydrogen can be

58.
In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length, the thermal boundary layer thickness as compared to hydrodynamic boundary layer thickness is

59.
In inventory control theory, the economic order quantity (EOQ) is the

60.
Gross & Net calorific values will be the same for