In the fig below, A lever of length 200m is used to lift a load...
PHYSICS
JAMB 1993
In the fig below, A lever of length 200m is used to lift a load of mass 180kg. The pivot at P is 20m from the load. what minimum force F must be applied at the end of the lever [g = 10ms-2]
- A. 9N
- B. 18N
- C. 20N
- D. 200N
Correct Answer: D. 200N
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