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Mmada260
a fost răspuns

(ro)ρ=2,5g/cm³
L=5 cm
l=4cm
h=3cm
g=10 N/kg
G=?
Ajutor va rog!!Urgent!!!!

Răspuns :

Krios
V=L*l*h=4*5*3=60
m=ro*V=60*2.5=150g=0.15kg
G=m*g=0.15*10=1,5N
Macoveistefan
V=l×L×h
V=4×5×3cm
V=60cm³
ρ=m
    V
m=ρ×V
m=2,5g/cm³×60cm³
m=150g
G=m
    g
G=150g×10N/kg       150g=0,15kg
G=0,15kg×10n/kg
G=1,5N
 

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