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p111_lecture7 - Chapter 4 Forces and Newtons Laws of Motion...

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Chapter 4 Forces and Newton’s Laws of Motion
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4.6 Types of Forces: An Overview In nature there are two general types of forces, fundamental and nonfundamental . Fundamental Forces -- three have been identified, all other forces are derived from them. 1. Gravitational force (e.g. downward force on objects near the Earth’s surface) 2. Strong Nuclear force (e.g. force that binds protons and neutrons together in the atomic nucleus) 3. Electroweak force (e.g. force between objects which are electrically charged)
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4.6 Types of Forces: An Overview Examples of Nonfundamental Forces -- All of these are derived from the electroweak force: normal or support forces friction tension in a rope
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The Gravitational Force Newton’s Law of Universal Gravitation Every particle in the universe exerts an attractive force on every other particle. A particle is a piece of matter, small enough in size to be regarded as a mathematical point. The force that each exerts on the other is directed along the line
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This note was uploaded on 06/03/2011 for the course PHY 111 taught by Professor Bolland during the Fall '10 term at Ohio State.

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p111_lecture7 - Chapter 4 Forces and Newtons Laws of Motion...

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