Physics, asked by tharuni111906, 11 months ago

good morning please answer my question

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Answers

Answered by shahnawaz12007

0

Answer:400J

Explanation:

s=ut-1/2gt^2

=20*2-1/2*10*4

=40-20

=20

P. E. =mgh

=2*10*20

=400J

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