Rotation
What is rotation? Any thing revolving around its place or axis is known as
rotation. In technical form earth rotates around sun in its axis. We rotate
around the walls of the temple to worship or praise our gods. So resolution
has scientific as well as logical links too.
The motion of any object in a circular path is known as rotation. In maths,
rotation is the movement of an object in its path or spinning around a
projected object. The rigid bodies show such kind of movements. In science,
the to and fro movement of an object in a circular path is known as rotation.
In maths we can calculate the rotation by using different formulas. Thus when
any planet completes its one rotation it is known as one revolution. Thus this
thing or term is very common in astronomy. Where the planets, stars, and the
heavily bodies rotate around each other in a particular axis.
The centrifugal acceleration is towards the centre of gravity that is close to
the equator. The stellar rotation is measured by Doppler shifts. Now the angle
of rotation of each planet changes slowly according to its wobble movement.
Rotation and revolution are synonym to each other. Reflection means moving
around its axis while revolution means rotating around the planet around each
other to complete one rotation.
There is retrograde rotation, which means the movement of some planet is with
the sun but there are planet like Venus, Pluto and Uranus which revolve or
rotates in there own manner and this was given the term retrograde. In
physics, the speed of rotation is measured in rad/s, turns/s, or period. The
ratio of two is considered as moment of inertia. And changes seen due to
torque. The rotation always takes place in the right hand rule and that is
clockwise direction.