16. The lood orm and effort arm of a
lever are 150m and 30m rospectively
It the lever has a efficiency of 2007
Colculate the effort required to lifta
load of looon !
Ultra white A4
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16. The lood orm and effort arm of a
lever are 150m and 30m rospectively
It the lever has a efficiency of 2007
Colculate the effort required to lifta
load of looon !
Ultra white A4
Teacher's Signature
3
GOOD MORNING SIS
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