Chemical Engineering - Chemical Engineering Basics
Exercise :: Chemical Engineering Basics - Section 19
| 6. |
The delivery pressure of boiler feed water pump compared to the boiler steam pressure is |
| A. |
same | | B. |
slightly less | | C. |
slightly more | | D. |
much more |
Answer: Option C
Explanation:
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| 7. |
The excess air required for the combustion of pulverised coal is of the order of about __________ percent. |
Answer: Option B
Explanation:
|
| 8. |
Pick out the wrong statement. |
| A. |
Complete unity of command exists in a line organisation. | | B. |
Line organisation is net suitable for expansion and growth of an industry. | | C. |
In line and staff organisation, "line" executes and "staff directs. | | D. |
none of these. |
Answer: Option D
Explanation:
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| 9. |
__________ of austenite decreases the hardenability in steel. |
| A. |
Fine grains | | B. |
Coarse grains | | C. |
Homogeneity | | D. |
Dissolved elements (except cobalt) |
Answer: Option D
Explanation:
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| 10. |
A jig is used while __________ a hole. |
| A. |
boring | | B. |
counter boring | | C. |
drilling | | D. |
enlarging |
Answer: Option C
Explanation:
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