Mechanical Engineering - Engineering Materials

1.
The bond formed by transferring electrons from one atom to another is called
ionic bond
covalent bond
metallic bond
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Which of the following property is desirable in parts subjected to shock and impact loads?
Strength
Stiffness
Brittleness
Toughness
Answer: Option
Explanation:
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3.
German silver contains
1% silver
2% silver
5% silver
no silver
Answer: Option
Explanation:
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4.
Connecting rod is, usually, made from
low carbon steel
high carbon steel
medium carbon steel
high speed steel
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
Which of the following inpurity in cast iron makes it hard and brittle?
Silicon
Sulphur
Manganese
Phosphorus
Answer: Option
Explanation:
No answer description is available. Let's discuss.