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ALGEBRA OF COMPLEX NUMBERS
What is a complex number?
A complex number can be described as a number of the form x + iy where a and b are real numbers and i is given by root of -1 (i.e.-11/2). A complex number is denoted by z (i.e. z = x +iy), and the real part of […]

HOOKE’S LAW
What is Hooke’s Law ?
One of the properties of elasticity is that it takes about twice as much force to stretch a spring twice as far. That linear dependence of displacement upon stretching force is called Hooke’s law.

A spring is an example of an elastic object […]