A torque of 170 N⋅m is required to start a revolving door rotating. If a child...

Question

Question

A torque of 170 N⋅m is required to start a revolving door rotating.

If a child can push with a maximum force of 60 N , how far from the door's rotation axis must she apply this force?

Express your answer using two significant figures.

r=

Answer 1

Answer #1

F TerF => ra e 8= 170n.m 60N Ir= 2.83m

Answer 2

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