theonetheonlyalex theonetheonlyalex

28-12-2017
Physics

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icedipping icedipping

28-12-2017

E = mgh = 70*10*10 = 7000J

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28-12-2017

The formula for gravitational potential energy is ...

P.E. = (mass) (gravity) (height) .

For the object in this question ...

P.E. = (70 kg) (10 m/s²) (10 m)

= 7,000 kg-m²/s²

= 7,000 Joules .

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