Chemical Engineering - Chemical Engineering Basics

41. 

Machine tool bodies are usually made of

A. cast iron
B. mild steel
C. wrought iron
D. copper alloys

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

42. 

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

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

43. 

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

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

44. 

The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling below 400°C is

A. magnesite
B. chrome
C. silica
D. fireclay

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

45. 

The path and movements followed by men, materials & equipments in executing the activities is indicated by the

A. travel charts
B. man-machine charts
C. string diagram
D. flow diagram

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.