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Mechanical Engineering - Engineering Materials

Exercise : Engineering Materials - Section 3
6.
Tin base white metals are used where the bearings are subjected to
large surface wear
elevated temperatures
light load and pressure
high pressure and load
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
The charge of the blast furnace consists of
calcined ore (8 parts ), coke (4 parts) and limestone (1 part)
calcined ore (4 parts), coke (1 part) and limestone (8 parts)
calcined ore (1 part), coke (8 part) and limestone (4 parts)
calcined ore, coke and limestone all in equal parts
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
The ability of a material to resist fracture due to high impact loads, is called
strength
stiffness
toughness
brittleness
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The purpose of heat treatment is to
relieve the stresses set up in the material after hot or cold working
modify the structure of the material
change grain size
any one of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
An alloy of copper, tin and zinc is known as
brass
bronze
gun metal
muntz metal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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