Science, asked by singhvandanavandana, 2 months ago

5.Air is heated from 20 to 80 oC with use of an air heater. From operating data, the air-side film

coefficient of heat transfer was determined as 44.2 kcal h-1m-2 oC-1. Estimate the effective

thickness of the air film. The heat conductivity of air at 50 oC is 0.0481 kcal h-1m-1oC-1.

Answers

Answered by jeevan8876

0

Answer:

sorry bro i dont this answer.

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