1. MECHANICAL SYSTEMS The Lever Family of Machines (P.71-74)
SPH4C COLLEGE PHYSICS
MECHANICAL SYSTEMS The Lever Family of Machines (P.71-74)

2. The Lever Family of Machines

3. The Lever Family of Machines

4. The Lever Family of Machines

5. The Lever Family of Machines

6. The Lever Family of Machines

7. The Lever Family of Machines

8. The Lever Family of Machines

9. The Lever Family of Machines

10. The Lever Family of Machines

11. The Lever Family of Machines

12. The Lever Family of Machines-DYK

13. The Lever Family of Machines-DYK

14. The Lever Family of Machines – Pulley

15. The Lever Family of Machines – Wheel & Axle

16. The Lever Family of Machines – Gears

17. Friction
PRACTICE
1. For each device shown, (i) state the class of the lever and (ii) draw a diagram showing the fulcrum, load, and effort force.
1st class

18. Friction
PRACTICE
1. For each device shown, (i) state the class of the lever and (ii) draw a diagram showing the fulcrum, load, and effort force.
2nd class

19. Friction
PRACTICE
1. For each device shown, (i) state the class of the lever and (ii) draw a diagram showing the fulcrum, load, and effort force.
3rd Class

20. Friction
PRACTICE
1. For each device shown, (i) state the class of the lever and (ii) draw a diagram showing the fulcrum, load, and effort force.
1st class

21. Friction
PRACTICE
1. For each device shown, (i) state the class of the lever and (ii) draw a diagram showing the fulcrum, load, and effort force.
3rd class

22. Friction PRACTICE 2. To which class of lever does each pulley belong?
1st class

23. Friction PRACTICE 2. To which class of lever does each pulley belong?
2nd class

24. Friction PRACTICE 2. To which class of lever does each pulley belong?
1st class

25. Check your Understanding
TEXTBOOK
P.74 Q P.78 INV.2.2 (Forces on Levers)
Steps 1-5
Analysis (b)-(e)