OCR Physics B - Gravity Equations put clearer
- Created by: Chris
- Created on: 10-04-13 16:41
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- Gravity
- Et = Eke + Egrav
- Gravitational Potential
- Gravity
- Et = Eke + Egrav
- Gravity
- Energy needed for 1kg
- Gravitational Potential
- Gravitational Potential
- Gravitational Potential Energy
- Egrav= -GMm/r
- This is because E= fxd, so r^2 --> r
- Egrav= -GMm/r
- Force= -Gmm/r^2
- Gravitational Fields
- g= F/m
- Gravitational Fields
- Gravitational Fields
- Remember KEEP the minus
- Et stays the same (assumption in question)
- Ke = 1/2 x mv^2
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