m=70kg
S=20cm²=0,002m²
g≈10m/s²
Q=m·g
Q=70kg·10m/s²=700N
p=F/S
p=700N/0,002m²=350000Pa=350kPa
Odp.: Ciśnienie wynosi około 350kPa.
p = F/S
F = m * g
70 kg * 10 m/s^ = 700 N
p = 700 N : 0.002 m2 = 350000 Pa
20 cm2 bo dwa buty
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m=70kg
S=20cm²=0,002m²
g≈10m/s²
Q=m·g
Q=70kg·10m/s²=700N
p=F/S
p=700N/0,002m²=350000Pa=350kPa
Odp.: Ciśnienie wynosi około 350kPa.
p = F/S
F = m * g
70 kg * 10 m/s^ = 700 N
p = 700 N : 0.002 m2 = 350000 Pa
20 cm2 bo dwa buty