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An object with a mass of 30 kg is located on a cliff 50 m above the ground. What is its gravitational potential energy a. 1500 j b. 14,700 j c. 1.7 j​
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An object with a mass of 30 kg is located on a cliff 50 m above the ground. What is its gravitational potential energy

a. 1500 j
b. 14,700 j
c. 1.7 j​

User Zelenov
by
5.2k points

1 Answer

3 votes

b. 14,700 J

Because,

Potential energy

= m.g.h

= 30 kg × 9.8m.s^-1 × 50m

= 14700 kg.m^2.s^-2

= 14700 J

User Tonko Boekhoud
by
4.9k points
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