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Materials and Construction MCQs

Chemical Engineering Objective Questions

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64. __________ can replace tungsten in high speed steel,
A. Chromium
B. Vanadium
C. Cobalt
D. Molybdenum
Discussion
65. Which of the following undergoes granular fracture?
A. Wrought iron
B. Steel
C. Cast iron
D. None of these
Discussion
66. Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines?
A. Silicon steel
B. Chromium steel
C. Molybdenum steel
D. None of these
Discussion
67. Steel tower used for the storage of oleum
A. Is lined with lead
B. Need not be lined
C. Is lined with rubber
D. Is lined with acid-proof bricks
Discussion
68. Iron alloyed with carbon upto 2% is called
A. Pig iron
B. Wrought iron
C. High carbon steel
D. None of these
Discussion
69. A suitable material of construction to use with fuming sulphuric acid is
A. Carbon steel
B. Stainless steel type 304
C. Nickel
D. Monel
Discussion
70. Gas holder of a gobar (cowdung) gas plant is made of
A. Molybdenum stainless steel
B. Tin
C. Mild steel
D. Aluminium
Discussion

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