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# Physics

Physics

## Archimedes’ Principle: Understanding Buoyancy in Fluids

History of Archemedes : Archimedes (Archimedes Principle), sometimes spelled as Archimedes of Syracuse, was a renowned ancient Greek mathematician, physicist, engineer, and inventor. He was born in the city of Syracuse, located on the island of Sicily, in 287 BC and lived until approximately 212 BC. Archimedes is widely considered …

## What is an Electric Charge

ELECTRIC CHARGE Electric charge is a property of a matter or a substance which causes it to experience a force when placed near other matter or substance. TYPES OF ELECTRIC CHARGE There are 2 types of electric charges: Positive charge Negative charge A substance acquires charge on rubbing. When a …

## Basics of Physics

DISTANCE It is the total length travelled by a body in its course of journey. Characteristics of distance are: It is a scalar quantity. In CGS system, its unit cm (centimeter). In MKS system, its unit is m (meter). DISPLACEMENT The shortest distance between the initial and the final states …

## Physics and it’s Quantities

INTRODUCTION TO PHYSICS Physics is a branch of science that deals with the matter and energy. Matter is a substance that has mass and occupies space. It exists in 3 physical states: Solid– They have definite volume and shape. Liquid– They have definite volume but they lack in having …

## Work and Kinetic Energy

WORK DONE BY A CONSTANT FORCE The work done by a constant force acting on an object is equal to the product of the magnitudes of the displacement and the component of the force parallel to that displacement. W= Fd In condition a, there is a force but no displacement, …