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:
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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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