Chemical Engineering - Chemical Engineering Basics
Exercise :: Chemical Engineering Basics - Section 26
| 1. |
Tin plated iron and galvanised iron are generally produced by |
| A. |
vaporising | | B. |
hot dipping | | C. |
electroplating | | D. |
spraying |
Answer: Option B
Explanation:
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| 2. |
In a drilling process, the metal is removed by both shearing & extrusion. General purpose drills are made of |
| A. |
stainless steel | | B. |
mild steel | | C. |
high speed steel | | D. |
high carbon steel |
Answer: Option C
Explanation:
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| 3. |
Dezincification is a form of corrosion espe-cially applicable to |
| A. |
brass | | B. |
nichrome | | C. |
stainless steel | | D. |
monel |
Answer: Option A
Explanation:
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| 4. |
Which of the following materials is not suitable as a die material for wire drawing? |
| A. |
Diamond | | B. |
Tungsten carbide | | C. |
Tool steel | | D. |
Bronze |
Answer: Option D
Explanation:
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| 5. |
By X-ray diffraction, it is not possible to determine the |
| A. |
preferred orientation. | | B. |
residual localised stresses. | | C. |
particle size. | | D. |
ordered arrangement of magnetic moments. |
Answer: Option B
Explanation:
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