Chemical Engineering - Heat Transfer - Discussion

Discussion Forum : Heat Transfer - Section 8 (Q.No. 11)
11.
Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the
existence of thermal boundary layer.
temperature gradient produced due to density difference
buoyancy of the bubbles produced at active nucleation site.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 1 of 2.

Chayanika said:   6 months ago
Agree, Option B is the correct answer.

Nilesh Parmar said:   4 years ago
B is the correct answer because natural convection occurred based on density difference.

Prakhar garg said:   4 years ago
C should be the right answer.

Prakhar garg said:   4 years ago
C should be the right answer.

Paaji said:   4 years ago
Thanks for explaining @Akhlaque Ahmad.

Paaji said:   4 years ago
Thanks for explaining @Akhlaque Ahmad.

Akhlaque Ahmad said:   4 years ago
None of these is right because option B is become right but in option B, the temperature gradient is produced due to density difference but density difference produced due to temperature gradient.
(3)

Rais said:   5 years ago
B is the right answer as density is the driving force.

Ajay said:   7 years ago
Density difference produced by temperature gradient is the right answer.

Remo said:   7 years ago
B should be the correct answer.


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