Varingon’s theorem of moments states that if a number of coplaner forces acting on a particle are in equilibrium, then

their algebraic sum is zero
their lines of action are at equal distances
the algebraic sum of their moments about any point in their plane is zero
the algebraic sum of t
✅ The correct answer is option D.

Side relief angle of a single point tool is the angle

by which the face of the tool is inclined towards back
by which the face of the tool is inclined sideways
between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
between the surface of
✅ The correct answer is option C.