The SI unit of gravitational potential is :

Correct answer: A. J/kg

  • A. J/kg
  • B. J/(m kg)
  • C. J/(m s)
  • D. Js

Explanation

The amount of work required to transport a body of unit mass from infinity to some point is known as gravitational potential. The mathematical expression will be G = W/m. The unit of work is joule and the unit of mass is the kilogram (kg), so the unit of gravitation potential will be J/Kg.

This question appeared on the NUMS 2021 paper, which you can sit online with every answer explained.

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About Law of Universal Gravitation

Every two masses attract each other with a force proportional to the product of their masses and inversely proportional to the square of their separation, expressed as F = Gm₁m₂/r². Questions also involve the gravitational constant, vector direction, superposition of gravitational forces, and the distinction between gravitational force and gravitational field strength.

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