Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering Page-10 section-1

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91.
Steel produced from phosphatic iron is __________ in nature.

A. Malleable

B. Ductile

C. Brittle

D. Tough

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92.
Swaging is a/an __________ operation.

A. Piercing

B. Forging

C. Extrusion

D. Drawing

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93.
Thermal efficiency of an internal combustion engine is around __________ percent.

A. 8

B. 35

C. 65

D. 80

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94.
Pick out the wrong statement

A. Processing of themosetting plastics is ideally done by injection moulding

B. Processing of thermoplastics is ideally done by compression moulding

C. Mass production of seamless pipes are done by electrical resistance welding (ERW)

D. Stretch forming is a process of cold drawing

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95.
Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating.

A. Cementite

B. Austenite

C. Martensite

D. Pearlite

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96.
The phenomenon of strain-ageing is generally experienced with

A. Cast iron

B. Low carbon steel

C. High manganese steel

D. High carbon steel

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97.
A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material?

A. Steel

B. Glass

C. Rubber

D. Brass

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98.
Which of the following phenomenon/ phenomena is/are diffusion controlled ?

A. Dislocation climb

B. Cross-slip

C. Twinning

D. Recrystallisation

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99.
On increasing the yield strength of a steel from 450 to 650 MPa, its __________ will increase.

A. Ultimate tensile strength (UTS)

B. Modulus of toughness

C. Percent elongation

D. Modulus of resilience

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100.
With increase in steam pressure, its specific volume decreases

A. Rapidly first and then slowly

B. Linearly

C. Slowly first and then rapidly

D. Exponentially

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

91. Steel produced from phosphatic iron is __________ in nature.

Answer & Solution

92. Swaging is a/an __________ operation.

Answer & Solution

93. Thermal efficiency of an internal combustion engine is around __________ percent.

Answer & Solution

94. Pick out the wrong statement

Answer & Solution

95. Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating.

Answer & Solution

96. The phenomenon of strain-ageing is generally experienced with

Answer & Solution

97. A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material?

Answer & Solution

98. Which of the following phenomenon/ phenomena is/are diffusion controlled ?

Answer & Solution

99. On increasing the yield strength of a steel from 450 to 650 MPa, its __________ will increase.

Answer & Solution

100. With increase in steam pressure, its specific volume decreases

Answer & Solution

Read More Section(Chemical Engineering Basics)

91.
Steel produced from phosphatic iron is __________ in nature.

92.
Swaging is a/an __________ operation.

93.
Thermal efficiency of an internal combustion engine is around __________ percent.

94.
Pick out the wrong statement

95.
Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating.

96.
The phenomenon of strain-ageing is generally experienced with

97.
A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material?

98.
Which of the following phenomenon/ phenomena is/are diffusion controlled ?

99.
On increasing the yield strength of a steel from 450 to 650 MPa, its __________ will increase.

100.
With increase in steam pressure, its specific volume decreases