physics

The angular momentum, which is nothing but moment of linear momentum, can be expressed in terms of the lever arm for momentu..

Calculations of electric field intensity are of tremendous importance due to the technological applications of electric forces. To determine the trajectories of electrons in a T.V. tube, in an accelerator used in cancer radiotherapy, or of charged particles in a semiconductor electronic device we h..

Introduction - Humans have always been curious about the world around them. The world has an astonishing variety of materials and bewildering diversity of life and behaviour. The inquiring and imaginative human mind has responded to the wonder and awe of nature in different ways. This human endeavo..

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Among the various disciplines of science, the only discipline which can be regarded as being most fundamental, is physics. It has played a key role in the development of all other disciplines. For exampl..

The value of a physical quantity can be obtained in some other system, when its value in one system is given using the method of dimensional analysis. Measure of a physical quantity is given by X = nu, u - size of unit, n - numerical value of physical quantity for the ..

In general, [X] = [M a L b T c ] RHS represents dimensional formula of physical quantity X, whose dimensions in mass, length and time are a, b and c respective..

The goal of physics is to provide an understanding of nature. The science of physics was developed to explain our physical environmen..

Introduction - The goal of physics is to provide an understanding of nature. The science of physics was developed to explain our physical environmen..

For a layman the term 'work' implies any activity resulting in muscular or mental exertion. In physics, however, the term has a different meaning. It represents a physical quantit..