App Logo

No.1 PSC Learning App

1M+ Downloads
The angle of intersection of a contour and a ridge line is

A30°

B45°

C60°

D90°

Answer:

D. 90°


Related Questions:

If the area of a section is in mm² and the distance of the centre of area from a line is in mm, then the units of the moment of inertia of the section about the line is expressed in
An imaginary line joining the points of equal declination either positive or negative, on the surface of the earth is called ----- Line
The moment of inertia of a triangular section of base b, and height h, about an axis through the vertex and parallel to the base is
Which one is not the Primary source of Information in the following ?
The velocity of flow of any section of a pipe or channel can be determined by using a