The world record for pole vaulting is 6.15 m. If the pole vaulter's gravitational potential energy is 4942 J, what is his mass?
1 Answer
Feb 2, 2017
Explanation:
Gravitational potential energy is given by
For
#m=U/(gh)#
#m=(4942J)/(9.8m/s^2*6.15m)#
#m~~82kg#