Heat Transfer

Heat transfer co-efficient equation for forced convection, Nu = 0.023 Re0.8 . Prn, is not valid, if the value of_____.

  • A. N = 0.4 is used for heating
  • B. N = 0.3 is used for cooling
  • C. Reynolds number for the flow involved is > 10000
  • D. Reynolds number for the flow involved is < 2100
Answer: Option D.

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