Chemical Engineering - Mass Transfer - Discussion
Discussion Forum : Mass Transfer - Section 4 (Q.No. 47)
47.
The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is
Discussion:
8 comments Page 1 of 1.
Anurag said:
7 years ago
Answer A because for the sphere, in quiescent liquid. Sh=2.
(1)
Raj Musale said:
6 years ago
The correct Answer is option A.
(1)
Albaz said:
4 years ago
A is the correct answer.
(1)
KRR said:
3 years ago
Yes, right answer is A.
(1)
Sangram said:
9 years ago
Answer is (a).
Ajay chauhan said:
8 years ago
How?
KRR said:
3 years ago
B is the right answer as diameter= 2*radius = 2a.
Mongam Damodhar Rao said:
9 months ago
Sh = 2 ( liquid is stagnent)
[Kc * 2a]/Dab = 2
Kc = Dab/a.
So, option A is correct.
[Kc * 2a]/Dab = 2
Kc = Dab/a.
So, option A is correct.
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