E = mgh
m = 0,02 kg
h = 2,5 m
E = 0,02 * 10 * 2,5
E = 0,5 J
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E = mgh
m = 0,02 kg
h = 2,5 m
E = 0,02 * 10 * 2,5
E = 0,5 J
m=0,02 kg Ep=?
g=10m/s
h=2, 5m
Ep=mgh
Ep=0,02 x 10 x 2,5= 0.5J
Odp: Energia potencjalna lotki wynosi o.5 J
*0,02kg-m Ep-?
*2,5m-h Ep=m*h*g
*10m\s do kwadratu-g Ep=0,02*2,5*10=0,5J
J-dżul