lakpa8996 lakpa8996

04-10-2020
Mathematics

contestada

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]

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khadkakalpana029 khadkakalpana029

04-10-2020

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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