COMENTÁRIO DA PROVA - FÍSICA























 




 
  







  





 
  






 COMENTÁRIO - ASSUNTO: MECÂNICA



Ecinética
= Ecinética


caminhão automóvel
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
MV 2 mVA 2

=

2
2


M
VA 2 = . V 2

m


1

 M 2
VA =   . V

 m







Item:
A



















(ENERGIA)
