engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Fluid Mechanics Boundary Layer Theory
Displacement thickness for the given below velocity distribution is _______
\(\frac{{\rm{u}}}{{\rm{U}}} = 2\left( {\frac{{\rm{y}}}{{\rm{\delta }}}} \right) - {\left( {\frac{{\rm{y}}}{{\rm{\delta }}}} \right)^2}\)
1
\(\frac{{\rm{\delta }}}{6}\)
2
\(\frac{{\rm{\delta }}}{4}\)
3
\(\frac{{\rm{\delta }}}{3}\)
4
\(\frac{{2{\rm{\delta }}}}{3}\)