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Centre of Gravity, Stability and Equilibrium
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· Chapter 5
Power and Efficiency of a Lifting Machine
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Work Done and the Work-Energy Relationship
Step 1 of 5
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1. Work done by a force
1.
W
=
Fd
2. A force at an angle
2. At an angle
3. Work and kinetic energy
3. Work and KE
4. Lifting:
GPE =
mgh
4. Lifting
5. Challenge
5. Challenge
Predict first
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