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CBSE Physics for Class 12 | Electrostatics | Electric Charge
Electric Charge. Definition of Electric Charge : Charge is the property associated with matter due to which it produces and experiences electrical and magnetic effects. Origin of electric charge : It is known that every atom is electrically neutral, containing as many electrons as the number of protons in the nucleus. Charged particles can be…
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CBSE Class 10 Chemistry | Chemical reactions | Introduction
Physical and Chemical Changes Change in Matter Change in matter can be studied in two major ways. The two types of changes are as follows: Difference between Physical Change And Chemical Change Physical Change Chemical Change (i) Those changes in which no new substances are formed are called physical changes. (i) Those changes…