uma caixa puxada por uma força de 50n ao longo de 12m durante 4S. Qual o valor da potência deste movimento?
jacaj488:
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̳̺̺̺̺̺̺̪̪̪̪̪̪̪᭬᭬᭬
ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺
ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺
ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺ℜ̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺̺
Soluções para a tarefa
Respondido por
2
Resposta:
150 W
Explicação passo-a-passo:
P=Fv
v=12÷4=3 m/s
F=50N
P=50•3=150 W
ou
P=T/∆t
T=50•12 J
∆t=4 s
P=50•12/4=150 W
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