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Which Law is Also Known as Inverse Square Law?

Published in Physics 2 mins read

The inverse square law is a fundamental principle in physics that describes the relationship between the strength of a force or field and the distance from its source. This law applies to a variety of physical phenomena, including:

  • Gravity: The force of gravity between two objects is inversely proportional to the square of the distance between their centers. This means that as the distance between the objects increases, the gravitational force decreases rapidly.
  • Electromagnetism: The strength of the electric and magnetic fields generated by a point charge or a current-carrying wire is inversely proportional to the square of the distance from the source.
  • Light: The intensity of light from a point source decreases as the square of the distance from the source increases. This explains why objects appear dimmer as they move further away.
  • Sound: The intensity of sound from a point source decreases as the square of the distance from the source increases. This is why sounds are quieter as you move away from the source.

In essence, the inverse square law states that the strength of a force or field diminishes as the square of the distance from the source increases. This principle is fundamental to understanding many physical phenomena and has wide applications in various fields, such as astronomy, physics, and engineering.

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