A bullet of mass 10g is fired with a velocity of 80 m/s. What is the kinetic energy?
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Answered by
3
Answer:
KE =1/2 mv²
= 0.01 x 80x80/2
= 32J
Answered by
8
kinetic energy
= 1/2× mass× (velocity)^2
Mass=10g=10/1000=kg
kinetic energy
=1/2×1/100×80×80
=6400/200
=32 joules
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