chapter05-web1

chapter05-web1 - Chapter 5 Energy 1. Dot product of vectors...

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1 Chapter 5 Energy 1. Dot product of vectors 2. Kinetic Energy 3. Potential Energy 4. Work-Energy Theorem 5. Conservative and non-conservative forces 6. Conservation of Mechanical energy 7. Non-conservative forces and conservation of energy 8. Power 9. Work done by a variable force
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2 Forms of Energy s What is energy? s How many types of energy? s Mechanical s Chemical s Electromagnetic s Nuclear s Transformation of energy
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3 Multiplication of two vectors s What is a dot product? s What does it give? s How do I calculate it?
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4 Work s What is work? s How do I represent it? s What does it do? s How do I calculate it? s What about units? s Is it a scalar or a vector s What about friction?
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5 Example - Work 1. A force of F=50 N is applied to a block at an angle of θ=30 degrees to the horizontal, the block moves on the horizontal surface (which is frictionless) by ∆x=3m, find Work done on the block.
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6 Work
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Kinetic Energy (KE) s What is Kinetic Energy? s How do I calculate it? s What are its SI units? s
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chapter05-web1 - Chapter 5 Energy 1. Dot product of vectors...

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