engineering recuitment AAI JE Technical Mock Test 2020-21 Heat Transfer Convection Coefficient of Convective Heat Transfer
For laminar forced convection over a flat plate, if the free stream velocity increases by a factor of 2, the average heat transfer coefficient
1
Remains same
2
Decreases by a factor of √2
3
Rises by a factor of √2
4
Rises by a factor of 4