Chemical Engineering - Chemical Engineering Basics
Exercise :: Chemical Engineering Basics - Section 8
| 11. |
Potable water means the water used for |
| A. |
fire-fighting | | B. |
cooling | | C. |
drinking | | D. |
evaporation to produce steam |
Answer: Option C
Explanation:
|
| 12. |
One ton of refrigeration is not equivalent to the heat removal rate of |
| A. |
200 BTU/minute | | B. |
50 kcal/minute | | C. |
50 kJ/sec. | | D. |
3.5 KW |
Answer: Option C
Explanation:
|
| 13. |
Starting friction is low in case of the __________ lubrication. |
| A. |
boundary | | B. |
hydrodynamic | | C. |
hydrostatic | | D. |
mixed/semi-fluid |
Answer: Option C
Explanation:
|
| 14. |
Ultimate strength in tension as compared to that in shear for steel is |
| A. |
half | | B. |
one third | | C. |
one and half times | | D. |
one fourth |
Answer: Option C
Explanation:
|
| 15. |
Which of the following heat treatment processes is usually applied to castings ? |
| A. |
Tempering | | B. |
Annealing | | C. |
Normalising | | D. |
Carburising |
Answer: Option D
Explanation:
|
