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Question

What is potential energy?


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Solution

  1. Potential energy is the form of energy that results from the alteration of its position or state.
  2. The SI unit of potential energy is the joule(J) or kgm2/s2.
  3. The formula for potential energy depends on the force acting on the two objects. For the gravitational force the formula is:
P.E=m×g×h=mgh

Where,

  • m is the mass in kilograms
  • g is the acceleration due to gravity
  • h is the height in meters.

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