Jaka jest objetosc kuli o masie 20 kg wykonanej z aluminium?
Dane:
m= 20 kg
d= 2700kg/m3
d= m/V d – gęstość , V – objętość , m – masa
d= m/V /∙V
V ∙ d = m /: d
V = m/d
V = 20/ 2700 = 0,0074 m3
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Dane:
m= 20 kg
d= 2700kg/m3
d= m/V d – gęstość , V – objętość , m – masa
d= m/V /∙V
V ∙ d = m /: d
V = m/d
V = 20/ 2700 = 0,0074 m3
d= m/V /∙V
V ∙ d = m /: d
V = m/d
V = 20/ 2700 = 0,0074 m3