Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

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61.
The product of a commercial direct reduction process is

A. Liquid iron

B. Solid iron

C. Sponge iron

D. Iron saturated with carbon

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62.
__________ flux is used for the extraction of metal from its self fluxing ores.

A. No

B. Acid

C. Basic

D. Neutral

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63.
Metals in general have a low value of thermal

A. Conductivity

B. Diffusivity

C. Inertia

D. All of the above

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64.
The machanism involved in the removal of metal in drilling operation is by

A. Compression

B. Extrusion

C. Shearing

D. Both A & C

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65.
Spheriodising of a material is a/an __________ process.

A. Normalising

B. Annealing

C. Tempering

D. Hardening

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66.
Good design of the casing of a centrifugal pump aims at minimising the

A. Cavitation

B. Frictional losses

C. Kinetic energy loss

D. Static head

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67.
The maximum axial compression stress during cold upsetting of a cylinderical rod of radius (r) occurs at

A. The outer edge of the rod

B. $$\frac{{\text{R}}}{3}$$ from the centre

C. $$\frac{{\text{R}}}{2}$$ from the centre

D. The centre

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68.
Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.

A. 20

B. 200

C. 500

D. 1000

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69.
Fahrenheit and Centigrade scales have the same readings at

A. -55°

B. -40°

C. -33°

D. -58°

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70.
A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution.

A. Neutral

B. Ideal

C. Buffer

D. Zero pH

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

61. The product of a commercial direct reduction process is

Answer & Solution

62. __________ flux is used for the extraction of metal from its self fluxing ores.

Answer & Solution

63. Metals in general have a low value of thermal

Answer & Solution

64. The machanism involved in the removal of metal in drilling operation is by

Answer & Solution

65. Spheriodising of a material is a/an __________ process.

Answer & Solution

66. Good design of the casing of a centrifugal pump aims at minimising the

Answer & Solution

67. The maximum axial compression stress during cold upsetting of a cylinderical rod of radius (r) occurs at

Answer & Solution

68. Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.

Answer & Solution

69. Fahrenheit and Centigrade scales have the same readings at

Answer & Solution

70. A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution.

Answer & Solution

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61.
The product of a commercial direct reduction process is

62.
__________ flux is used for the extraction of metal from its self fluxing ores.

63.
Metals in general have a low value of thermal

64.
The machanism involved in the removal of metal in drilling operation is by

65.
Spheriodising of a material is a/an __________ process.

66.
Good design of the casing of a centrifugal pump aims at minimising the

67.
The maximum axial compression stress during cold upsetting of a cylinderical rod of radius (r) occurs at

68.
Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.

69.
Fahrenheit and Centigrade scales have the same readings at

70.
A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution.