p=F/Sp=10N:0,004m² p=2500 Pa
1kPa = 1000 Pa
2500 Pa = 2,5 kPa
Czyli odpowiedź D
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p=F/S
p=10N:0,004m²
p=2500 Pa
1kPa = 1000 Pa
2500 Pa = 2,5 kPa
Czyli odpowiedź D