Science, asked by bharatbsingh79, 7 months ago

Answer fast plzz it's urgent

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Answered by ashuto56

1

Answer:

Kinetic energy =mv^2

________

2

A) x=28225/2=14225=3150J

B) 2000=10*y^2 /2

400=y^2

y =20m/s

C)9520=z*16/2

=>9520=8z

=>z=1190 kg

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