PH-639
Moments
Physics · Secondary 3 · Medium · Moments
A uniform beam of length 2.0 m is balanced horizontally on a pivot at its centre. A 30 N weight is hung 0.40 m to the left of the pivot.
At what distance from the pivot on the right should a 20 N weight be hung to balance the beam?
At what distance from the pivot on the right should a 20 N weight be hung to balance the beam?
- 0.27 m
- 0.40 m
- 0.60 m
- 0.90 m
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