SSC JE Mechanical Engineering 2017 Set 1 Paper

Question : 106 of 200

Marks: +1, -0

Boundary layer is defined as ____.

A thin layer at the surface when gradients of both velocity and temperature are small.
A thin layer at the surface where velocity and velocity gradients are large
A thick layer at the surface where velocity and temperature gradients are large.
A thin layer at the surface where gradients of both velocity and temperature are large.

Go to Question:

Prev Question

Next Question