Jawabanmu

2014-04-23T22:10:09+07:00
Diket :
m = 4kg
U = 2,26 . 106 J/kg
Ditanya : Q = ..?
Jawab :
Q = m . U
Q = 4kg . 2260000 J/kg
Q = 9040000 J
Q = 9040 KJ