fayvetteville
15.11.2019 •
Physics
Find the magnitude of the angular acceleration α of the swing bar. be sure to use the absolute value function in your answer, since no comparison of m1, m2, and mbar has been made.
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Ответ:
no I don't think so why because I think that it is not the same.
Ответ:
energy = workdone
energy =mgh
= mg=force
200×30
6000joules