2. MOMENTS Which spanner would A you use to undo a tight nut A or B? B
To open the door easily
do you use
A, B or C position?
What happens to the nut if it will not undo and you apply too much force on it?

3. MOMENTS A B You can increase the turning effect by: 1. Increasing the
……………...
2. Increasing the

4. MOMENTS
MOMENTS

6. MOMENTS
MOMENTS

7. MOMENTS
MOMENTS

8. MOMENTS MOMENTS Moment of a force = F x d F about a pivot (Nm) (N) (m)
Where d is the perpendicular distance from the pivot
to the line of action of the force.

9. Anti-clockwise
moment
clockwise
moment d1 F1
Moment of a force = F x d
F about a pivot
(Nm) (N) (m)
Where d is the perpendicular distance from
the pivot to the line of action of the force.

10. Anti-clockwise
moment
clockwise
moment d3 F3
Moment of a force = F x d
F about a pivot
(Nm) (N) (m)
Where d is the perpendicular distance from
the pivot to the line of action of the force.

11. MOMENTS

12. MOMENTS
MOMENTS

13. MOMENTS

14. MOMENTS

15. MOMENTS