Suppose you want to calculate how much work it takes to lift a 160 N barbell. Besides the mass of the barbell, what other information do you need to know?
a.the shape of the weights
b.how high the barbell is being lifted
c. the strength of the person doing the lifting
d.the volume of the barbell
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Answer:
Work. = Force * Displacement
Explanation:
here , force is given which is 160 N
we should hve the Displacement to calculate the work
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