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Friday, November 11, 2011

How Physics is Classified Into Diferent Subjects?

(a) The earlier divisions of physics were made on the basis of natural phenomena to which the methods of physics had been applied. These branches consisted of classical mechanics, heat, sound, optics, electricity and magnesium, etc.

(b) Sometimes the physics is classified according to the particular aspect of study of nature. Examples are particle physics, atomic physics, nuclear physics, etc.

(c) Sometimes classification is made on the basis of particular instrument or technique used as X-ray diffraction, mass spectroscopy, etc.

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