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A 4.9 g marble is fired vertically upward using a spring gun. The spring must be compressed 8.0 cm if the marble is to just rea...Asked by sunny
A 5.0 gm marble is fired vertically upward using a spring gun. The spring must be compressed 8 cm if the marble is to just reach a target 20 m above the marble’s position on the compressed spring
.(a) What is the change in the gravitational potential energy of the marble-earth system during the 20m ascent.
(b) What is the change in the elastic potential energy of the spring during its launch of the marble
.(a) What is the change in the gravitational potential energy of the marble-earth system during the 20m ascent.
(b) What is the change in the elastic potential energy of the spring during its launch of the marble
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Answered by
Science_tho
(a) Eu = m*g*h = 0.005*9.8*20
(b) Eu = Ek
(b) Eu = Ek
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