Mechanical Engineering - Engineering Materials
Exercise :: Engineering Materials - Section 4
1. |
The bond formed by transferring electrons from one atom to another is called |
A. |
ionic bond | B. |
covalent bond | C. |
metallic bond | D. |
none of these |
Answer: Option A
Explanation:
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2. |
Which of the following property is desirable in parts subjected to shock and impact loads? |
A. |
Strength | B. |
Stiffness | C. |
Brittleness | D. |
Toughness |
Answer: Option D
Explanation:
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3. |
German silver contains |
A. |
1% silver | B. |
2% silver | C. |
5% silver | D. |
no silver |
Answer: Option D
Explanation:
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4. |
Connecting rod is, usually, made from |
A. |
low carbon steel | B. |
high carbon steel | C. |
medium carbon steel | D. |
high speed steel |
Answer: Option C
Explanation:
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5. |
Which of the following inpurity in cast iron makes it hard and brittle? |
A. |
Silicon | B. |
Sulphur | C. |
Manganese | D. |
Phosphorus |
Answer: Option B
Explanation:
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