Asked by help
In a closed system consisting of a cannon and a cannonball, the kinetic energy of a cannon is 72,000 J. If the cannonball is 18 kg and has a velocity of 23 m/s when fired from the cannon, what is the total kinetic energy of the system?
A) 71,793 J
B) 72,207 J
C) 76,761 J
D) 67,239 J
A) 71,793 J
B) 72,207 J
C) 76,761 J
D) 67,239 J
Answers
Answered by
Sheila Ann Szentirmai
I think 76,761 is correct. Can you check?