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A weight lifter raises a 180 kg barbell to a height of 1.95 m. What is the increase in the potential energy of the barbell?

Question

A weight lifter raises a 180 kg barbell to a height of 1.95 m. What is the increase in the potential energy of the barbell?
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Solution 1

To calculate the increase in potential energy, we can use the formula for gravitational potential energy which is:

PE = mgh

where: PE is the potential energy, m is the mass of the object, g is the acceleration due to gravity, and h is the height the object is lifted.

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