A 10 kg ball is held above a building with a height of 30 m. What is the potential energy? * 300j 300 kg 2940j 2940 kg

asked Feb 18, 2021 151k views

2 votes

A 10 kg ball is held above a building with a height of 30 m. What is the

potential energy? *
300j
300 kg
2940j
2940 kg

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4 votes

Answer: 2940 J

Explanation: solution attached:

PE= mgh

Substitute the values:

PE= 10kg x 9.8 m/s² x 30 m

= 2940 J

Alfe answered Feb 25, 2021

by Alfe

5.0k points

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