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Chemical Engineering - Heat Transfer - Discussion

Discussion Forum : Heat Transfer - Section 11 (Q.No. 5)
Heat Transfer
5.
Pick out the wrong statement.
Bubble size increases with the dynamic viscosity of the liquid in case of nucleate pool boiling.
Thermal conductivity of a dry material is more than that of the damp material.
Ratio of its capacity to economy equals the steam consumption in kg/hr in an evaporator.
Vaporisation of organic substances in evaporator mostly causes foam formation.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.
Mayuri Katariya said:   1 decade ago
When a material, for instance insulating material, becomes wet, the air enclosures fill with water and, because water is a better conductor than air, the conductivity of the material increases.
(2)
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