MCQOPTIONS
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| 1. |
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 |
| A. | .26 h₁ |
| B. | .794 h₁ |
| C. | .574 h₁ |
| D. | .741 h₁ |
| Answer» C. .574 h₁ | |