Applied Mechanics and Graphic Statics
The centre of gravity of a triangle is at the point where three

Bisectors of the angle of the triangle meet
Perpendicular bisectors of the sides of the triangle meet
None of these
Medians of the triangle meet

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
The following is not a law of static friction:

The magnitude of the limiting friction bears a constant ratio to the normal reaction between two surfaces
The force of friction is dependent upon the area of contact
The force of friction depends upon the roughness of the surface
The force of friction always acts in a direction opposite to that in which the body tends to move

ANSWER DOWNLOAD EXAMIANS APP