When the beam itself has weight
Physics · Grade 10 · about 40 minutes
A uniform beam acts at its midpoint; a non-uniform beam acts at a given centre of gravity, and forgetting it always undercounts the reactions.
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- 8 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
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- Torque on shafts and tools
- Couples and pure rotation
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