UPSC Civil Service Exam Questions - Engineering

Q1:

In a laminar boundary layer, the velocity distribution can be assumed to be given, in usual notations, as

Which one of the following is the correct expression for the displacement thickness δ* for this boundary layer ?

A δ* = δ

B δ* = δ/2

C δ* = δ/4

D δ* = δ/6

ANS:A - δ* = δ

No answer description is available.