Chemical Engineering - Chemical Engineering Basics
Exercise :: Chemical Engineering Basics - Section 18
| 31. |
The magnitude of water hammer caused in pipe flow is independent of the |
| A. |
pipe length. | | B. |
fluid flow stoppage rate. | | C. |
fluid temperature. | | D. |
time of valve closure. |
Answer: Option C
Explanation:
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| 32. |
A metalloid possesses the characteristics of both the metals and non-metals. Which of the following is not a metalloid ? |
| A. |
Arsenic | | B. |
Antimony | | C. |
Lead | | D. |
none of these |
Answer: Option C
Explanation:
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| 33. |
No cutting fluid is normally used, while machining |
| A. |
cast iron | | B. |
aluminium | | C. |
mild steel | | D. |
stainless steel |
Answer: Option A
Explanation:
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| 34. |
Two solutions A1 & A2 have pH value of 2 & 6 respectively. It implies that the solution |
| A. |
A1 is more alkaline than solution A2. | | B. |
A1 is highly acidic. | | C. |
A2 is very slightly acidic. | | D. |
both(b) & (c). |
Answer: Option D
Explanation:
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| 35. |
Which of the following is a disaccharide? |
| A. |
Lactose | | B. |
Starch | | C. |
Cellulose | | D. |
Fructose |
Answer: Option A
Explanation:
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