Tides describe the regular rising and falling of ocean water. Tides are caused by A. earthquakes on the ocean floor. B. large st
2 answers:
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Answer:
0.82 m
Explanation:
We are given that
Weight,=225 N
Length,l=5 m
d=1.1 m
We have to find the distance x for which person weighs 385 N walk on the overhanging part of the plank before it just begins to tip.
Half length=
When system in equilibrium then