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Statement 1: In nusselt’s film theory, velocity of the falling film is not affected by the velocity of the vapors. Statement 2: LMTD can be used provided the overall heat transfer co-efficient is constant over a large range of temperatures.

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in Food Engineering by (93.8k points)
Statement 1: In nusselt’s film theory, velocity of the falling film is not affected by the velocity of the vapors.

Statement 2: LMTD can be used provided the overall heat transfer co-efficient is constant over a large range of temperatures.

(a) True, False

(b) True, True

(c) False, False

(d) False, True

This question was addressed to me during an online exam.

Asked question is from Unit Operations in division Heat Transfer by Conduction, Convection and Radiation of Food Engineering

1 Answer

+2 votes
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Best answer
The correct answer is (b) True, True

Best explanation: Both the statements pertaining to Nusselt’s film theory are true.

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