Chemical Engineering - Chemical Process
Exercise :: Chemical Process - Section 5
| 11. |
Main use of liquid nitrogen is in |
| A. |
rocket propulsion. | | B. |
making gun powder. | | C. |
detergent manufacture. | | D. |
refrigerative cooling. |
Answer: Option D
Explanation:
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| 12. |
Comparing sulphate process with sulphite process, we find that __________ in the later. |
| A. |
both temperature & pressure in the former is less than that | | B. |
both temperature & pressure in the former is more than that | | C. |
temperature is more in the former whereas pressure is more | | D. |
pressure is more in the former whereas temperature is less |
Answer: Option B
Explanation:
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| 13. |
Which of the following is a disacchride ? |
Answer: Option A
Explanation:
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| 14. |
Proximate analysis of coal determines its __________ content. |
| A. |
moisture, ash, sulphur & volatile matter | | B. |
moisture & volatile matter | | C. |
moisture, sulphur, nitrogen & fixed carbon | | D. |
none of these |
Answer: Option B
Explanation:
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| 15. |
Pick out the exothermic reaction out of the following: |
| A. |
C + H2O = CO + H2 | | B. |
CaC2 + H2O = Ca(OH)2 + C2H2 | | C. |
MgCO3 = MgO + CO2 | | D. |
all (a), (b) and (c) |
Answer: Option B
Explanation:
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