Physics, 15.01.2021 18:30 reneebrown017

4. A weight trainer holds a 80.0 kg barbell at a shoulder height of 1.85m and then sets it down on a stand that is 0.95 m tall. When on the stand:
a. What is their gravitational potential energy relative to the ground?
b. What is the barbell's gravitational potential energy relative to the shoulder height?
c. What is their gravitational potential energy relative to the stand height?

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