Question: Consider fully developed laminar flow in two tubes having the same length. The flow rate, fluid, inlet temperature and surface temperature are the same for

Consider fully developed laminar flow in two tubes having the same length. The flow rate, fluid, inlet temperature and
surface temperature are the same for both tubes. However, the diameter of one tube is double that of the other. Determine
the ratio of the heat transfer rate from the two tubes.
Consider fully developed laminar flow in two

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