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In a heat exchanger, the rate of heat transfer from the hot fluid to the cold fluid
Q1: Heat produced when a steady state current,
Q2: Grashoff number is given by<br>A)gD<sup>3</sup>.?.?t?<sup>2</sup>/?<sup>2</sup><br>B)gD<sup>2</sup>??t?/?<sup>2</sup><br>C)gD<sup>2</sup>??tP<sup>2</sup>?<br>D)gD<sup>3</sup>??tP<sup>2</sup>/?
Q2: For the same heat load and mass
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Q25: Fqra cold viscous feed, backward feed gives