Chemical Engineering - Chemical Engineering Basics

6. 

Pick out the correct statement

A. Jet engine can work, where there is no atmosphere.
B. Rocket engines cannot work, where there is no atmosphere.
C. Rocket engines carry oxygen required for the combustion in the form of oxidiser.
D. Jet engines also carry oxidiser.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

7. 

Ammonia gas can be dried by

A. PCl5
B. quick lime
C. CaCl2
D. concentrated H2SO4

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

8. 

Consumable electrodes are used in the __________ welding.

A. gas
B. arc
C. thermit
D. resistance

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

9. 

Magnesium is present in

A. haemoglobin
B. chlorophyll
C. hypo solution
D. none of these

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

10. 

The passage between the nozzle and the __________ is called 'sprue' in case of injection moulding.

A. runner
B. cylinder
C. mold
D. none of these

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.