Chemical Engineering - Chemical Engineering Basics

46. 

Young's modulus of a material is the measure of its

A. stiffness
B. malleability
C. creep resistance
D. tensile strength

Answer: Option A

Explanation:

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47. 

Which of the following is not used as a bearing material ?

A. Copper-lead alloys
B. Babbits
C. Bronzes
D. Cermets

Answer: Option D

Explanation:

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48. 

Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e. spontaneous cracking occuring on exposure to atmospheric corrosion), if its zinc percentage is more than

A. 5
B. 10
C. 20
D. 35

Answer: Option C

Explanation:

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49. 

Water flow in the river during flood can be categorised as the __________ flow.

A. unsteady uniform
B. unsteady non-uniform
C. steady uniform
D. steady non-uniform

Answer: Option B

Explanation:

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50. 

Basicity [%Cao + %MgO/% SiO2) of the slag in Indian blast furnace is in the range of

A. 0.7-1.0
B. 1.1-1.4
C. 1.5 - 1.8
D. 2.0 - 2.5

Answer: Option B

Explanation:

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