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07-12-2020
Physics

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A crowbar of 2m is used to lift an object of 800N. If the effort arm is 160 cm,calculate the effort applied.

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07-12-2020

Answer:

1000N

Explanation:

2 x 800 = 1600Nm

160cm = 1.6m

1600 ÷ 1.6 = 1000N

1000 x 1.6 = 1600Nm

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