TS EAMCET 9-Sep-2020 Shift 2 Solved Paper

Consider a steady flow of oil in a pipeline. The cross-sectional radius of the pipe line decreases gradually as r=r0e−ax where α=

1

3

m−1 and x is the distance from the pipeline inlet. If R1 is the Reynold’s number for a certain pipeline cross-section at a distance x1 meter from the inlet and R2 is for distance (x1+3) metre, then the ratio

R1

R2

is