zad.1
a) 2hPa = 200Pa
b) 50hPa = 5000Pa
c) 1000hPa = 100000Pa (1 i 5 zer)
d) 2kPa = 2000Pa
e) 10kPa = 10000Pa
f) 4MPa = 4000000 (4 i 6 zer)
g) 10MPa = 10000000 (1 i 7 zer)
zad.2
F = 400N
s = ?
s = s_1 * s_2
s_1 = 20cm = 0.2m
s_2 = 1mm = 0.001m
s = 0.2m * 0.001m = 0.0002m^2
p = F * s
p = 400N * 0.0002m^2 = 0.08Pa = 0.08 * 1000mPa = 80mPa
Oczywiście w zadaniu nr 2 może być jednostka mPa [80mPa] albo Pa [0.08Pa]. Oba wyniki są prawidłowe.