Calculation of the area of a disc. The area of a disk is half its circumference times its radius or the product of the constant π (the constant ratio of
Torque, moment, or moment of force is the tendency of a force to rotate an object about an axis, fulcrum, or pivot.
Moment of inertia is the mass
is the minimum pressure which needs to be applied to a solution to prevent the inward flow of water across a semipermeable membrane. It is also defined as