Physics Unit 4
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Describe the energy changes that take place in one oscillation when a pendulum is released from maximum displacement. (2)
GPE to KE to GPE
Energy lost in working against air resistance
The normal equation for GPE is mgΔh
What is the formula for GPE in gravitational fields?
What is the gradient of a GPE / r graph?
- Force (N)
- Since GPE=Nm and r=m
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