A crowbar having the length of 1.75 m is used to balance a load of 500 N If the distance between the fulcrum and the load is 0.5 calculate

Question

A crowbar having the length of 1.75 m is used to balance a load of 500 N If the distance between the fulcrum and the load is 0.5 calculate MA and VR and efficiency
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Ladonna 4 years 2021-08-04T08:57:03+00:00 1 Answers 332 views 0

Answers ( )

  1. Philomena
    1
    2021-08-04T08:58:08+00:00
    Reply

    load distance*l=effort distance*e

    o.5*500=x*1.25

    250/1.25=x

    200=x

    ma=load/effort

    500/200

    2.5

    vr=ed/ld

    1.25/0.5

    2.5

    effciency=ma/vr*100

    100%

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