0,2m×0,1m×0,05m
m=3kg
g≈10m/s²
Q=m·g
Q=3kg·10m/s²=30N
Q=F
a)
S=0,2m·0,1m=0,02m²
F=30N
p=F/S
p=30N/0,02m²=1500Pa=1,5kPa
b)
S=0,1m·0,05m=0,005m²
p=30N/0,005m²=6000Pa=6kPa
c)
S=0,2m·0,05m=0,01m²
p=30N/0,01m²=3000Pa=3kPa
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0,2m×0,1m×0,05m
m=3kg
g≈10m/s²
Q=m·g
Q=3kg·10m/s²=30N
Q=F
a)
S=0,2m·0,1m=0,02m²
F=30N
p=F/S
p=30N/0,02m²=1500Pa=1,5kPa
b)
S=0,1m·0,05m=0,005m²
F=30N
p=F/S
p=30N/0,005m²=6000Pa=6kPa
c)
S=0,2m·0,05m=0,01m²
F=30N
p=F/S
p=30N/0,01m²=3000Pa=3kPa