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06-04-2017
Physics

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What is the gain of potential energy of the barbell when it is lifted to this height?

Respuesta :

collincross collincross

07-04-2017

w=mass X gravity

since the weight is computed
mass=w / gravity
so
mass=1100 / 9.81
MASS=112.1304KG

PE=MGH
=112.1304 x 9.81 x 2.2
PE=2420 JOULE

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