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= 2000/2x5x0,1
=2000n/m
p=2 l=1 t=0.5m
p=2000Kg/m³
Dit
P.....?
Jawab
langkah pertama cari masanya lebih dulu
p=m/V
m=pxV
m=2000x(2x1x0.5)
m=2000Kg
F=mg=2000x10m/s²=20000N
P=F/A
P=20000N/pxl
P=20000N/2x1
P=10000N atau 10000kg/m²