railway RRB JE (CBT I + CBT II) Mock Test 2024 Heat Transfer Convection Coefficient of Convective Heat Transfer
In a pipe, laminar flow in a fully developed region with constant heat flux from the pipe wall, bulk mean temperature of fluid
1
and pipe wall temperature increase in the flow direction
2
and pipe wall temperature decrease in the flow direction
3
remains constant, but pipe wall temperature: increases. inflow direction
4
increases but pipe wall temperature remains constant