A 4 kg vase sits on a shelf at a height of 1.2m. How much gravitational potential energy is added tot eh base when it is lifted to a shelf of height 1.4 m?

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asked Jul 25, 2017 128k views

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Mario Vernari · Answer 1 · 2017-07-30T13:06:09+0000

Gravitational Potential Energy = mgh

In this case the gravitational potential energy added is that as a result of the change in height.

= mgΔh g ≈ 9.8m/s²

= mg(h₂ - h₁)

= 4*9.8*(1.4 - 1.2)

= 7.84J

GPE added = 7.84J

A 4 kg vase sits on a shelf at a height of 1.2m. How much gravitational potential energy is added tot eh base when it is lifted to a shelf of height 1.4 m?

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