engineering recuitment BEL Probationary Engineers Mock Test 2025 Fluid Mechanics Boundary Layer Theory
If δ1 and δ2 are the laminar boundary layer thicknesses at a point M distant x from the leading edge when the Reynolds number of the flow are 100 and 484, respectively, then the ratio δ1/δ2 will be
1
2.2
2
4.84
3
23.43
4
45.45