Heat Transfer - Chemical Engineering Questions and Answers

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For a laminar flow of fluid in a circular tube, 'h₁' is the convective heat transfer co-efficient at velocity 'V₁'. If the velocity is reduced by half and assuming the fluid properties are constant, the new convective heat transfer co-efficient is

1.26 h₁

0.794 h₁

0.574 h₁

1.741 h₁

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