#1 Electrostatics | Introduction | Class 11 NEB Physics | In Nepali

Physics in Depth・2 minutes read

Electric charge is a fundamental property of matter, with protons and electrons having specific charges that follow the rule of physics. Charges are quantized, leading to forces between charges that are inversely proportional to the square of the distance, causing attraction or repulsion.

Insights

  • Electric charge is a fundamental property of matter, with protons carrying a positive charge and electrons a negative charge, leading to attraction between opposite charges and repulsion between like charges.
  • The force between charges follows an inverse square law, meaning it decreases as the square of the distance between charges increases, emphasizing the importance of distance in determining the strength of electric forces.

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  • What is electric charge?

    Electric charge is a fundamental property of matter.

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Summary

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Electric charge and forces in electric fields

  • Electric charge is a fundamental property of matter, leading to forces in electric fields; atoms have a net charge of zero. Protons and electrons have charges of 1.6 x 10^-19 coulombs and -1.6 x 10^-19 coulombs, respectively, following the fundamental rule of physics where electrons are transferred between materials. Charges are quantized, with force between charges inversely proportional to the square of the distance, resulting in attraction between opposite charges and repulsion between like charges.
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