2 years ago

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

Mathematics

1 answer:

miv72 [106K]2 years ago

4 0

Step-by-step 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.

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