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Work, Energy and Power

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	Introduction
	Expression for Work
	Kinetic Energy
	Power
	Work Energy Theorem
	Gravitational Potential Energy Near the Surface of Earth
	Potential Energy of a Spring
	Conservative Forces and Non-Conservative Forces
	Conservation of Mechanical Energy
	Illustration of Conservation of Mechanical Energy
	Elastic and Inelastic Collisions in One and Two Dimensions
	Head-on Elastic Collision [One Dimensional Elastic Collision]
	Elastic Collision in Two Dimensions (Oblique Collision)
	Different Forms of Energy
	Variation of Mass with Velocity
	Einstein's Mass-Energy Equivalence Relation
	Summary
Animations
	Work Done by a Constant Force

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