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16 January, 09:45

Calculate the work done in lifting a 500-N

barbell 2.2 m above the floor. What is the

potential energy of the barbell when it is

lifted to this height?

be bor

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Answers (1)
  1. 16 January, 12:53
    0
    1100Joules

    Explanation:

    Workdone = force x distance

    Force = 500N

    Distance = 2.2m

    So, workdone = 500 x 2.2

    = 1100Joules
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