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cricket20 [7]
3 years ago
10

Two children weighing 17 and 20 kilograms are sitting on opposite sides of a seesaw, both 2 meters from the axis of rotation. wh

ere on the seesaw should a 10-kilogram child sit in order to achieve equilibrium?
Mathematics
1 answer:
Ainat [17]3 years ago
4 0

In order to achieve an equilibrium some of momentum should be zero about the axis of rotation.

Suppose, the 10-kilogram child is placed X meters away from the axis of rotation.

Now, according to the question

17x2+10X-20x2=0

X=0.6m

Child should sit 0.6m away from the axis of rotation towards 17 Kg child.




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