Chemical Engineering - Mass Transfer - Discussion

Discussion Forum : Mass Transfer - Section 1 (Q.No. 27)
27.
Dew point of a gas-vapour mixture
increases with temperature rise.
decreases with temperature rise.
decreases with decrease in pressure.
increases with increase in pressure.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
21 comments Page 1 of 3.

Tushar said:   1 decade ago
Could someone discuss with me why not [D] ?

Shashank said:   1 decade ago
For a given temperature D.P. is independent of Pressure. But when both temperature and pressure increases D.P. also increases and relative humidity decreases accordingly.

Komal said:   10 years ago
When vapor pressure increase D.P also increase or not? Please someone give description.

Patidar said:   10 years ago
Why this takes place?

Vinod kumar said:   9 years ago
Liquids have high pressure than gasses. So, at high-pressure vapor condensate at high temperature. Less cooling is required for condensation at high pressure.

Vinod kumar said:   9 years ago
I think the answer should be D. Am I right?

Anju said:   9 years ago
I also think D is the correct answer.

Alpesh Solanki said:   9 years ago
Both c & d were correct answer because dew point is directly proportional to the pressure as simple as that.

Phani said:   9 years ago
Agree @Alpesh.

Ajju said:   8 years ago
Yeah, Both should be right. I also agree @Alpesh.


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