Odpowiedzi

2010-03-11T19:11:52+01:00
Q = 1,24N
Fw = 0,62N
δ1 = 784 kg/m³
δ2 = ?

Fw = δ1 * V * g => V = Fw/δ1*g

Q = m * g = δ2 * V * g = δ2 * Fw/δ1*g * g Fw / δ2 * Fw/δ1
δ2 = Q * δ1/Fw = 1,24 * 784/0.62 = 1568 kg/m³
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