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6 votes
6 votes
A man climbs a wall that has a height of 8.4 meters and gains a potential energy of 4,620 joules. His mass is about?

User Juri Sinitson
by
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2 Answers

12 votes
12 votes

Answer:

4620×10+8.4

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User Cruizer
by
2.7k points
10 votes
10 votes

Answer:

mgh.4620=m x10 x 8.4 (9.81->10) m = 4620/10x8.4m=462/8.4m=462/8m=231/4about 6kg

User Anirban Bhui
by
3.0k points