m=0.2 кг a=0.7 м/с² Fтр=0,06 H F=?
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F-Fтр=m*a
N=m*g
F=Fтр+m*a=0.06+0.2*0.7=0.2 H
Fтр=μ*N=μ*m*g
μ=Fтр/(m*g)=0.06/(0.2*10)=0.03
