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4. a) A load of 1000N can be lifted by applying an effort of

250N. If the load arm is 25cm, calculate the effort arm.
[2.0]​

User Thadk
by
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1 Answer

5 votes

Explanation:

load=1000N

effort=250N

load arm=25cm

effort arm=?

Now,

E×E.D=L×L.D

250×E.D=1000×25

E.D=1000×25÷250

E.D=100cm

therefore,effort arm is 100cm.

User Levand
by
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