2. zamień na kilowatogodziny 1 J = 1 kJ = 1 MJ = 12 700 J = 20 kJ = 1,7 MJ = 3. zamień na dżule 1 kWh = 2 kWh = 15,2 kWh = 0,08 kWh = 153 kWh = 12,07 kWh =

2. zamień na kilowatogodziny 1 J = 1Ws=0,001kWs * 1/3600h = 0,00000028kWh 1 kJ =0,00028kWh 1 MJ =0,28Kwh 12 700 J =  12700J:3600000J= 0,00352Kwh 20 kJ =3600*20= 180Kwh 1,7 MJ =0,217 kWh 3. zamień na dżule 1 kWh =1000Wh=1000*3600Ws=3600000J 2 kWh =2000w*3600s= 7200000J 15,2 kWh =15200w*3600s= 54720000J 0,08 kWh =80w*3600s=288000J 153 kWh =153000*3600=550800000J 12,07 kWh =12070*3600=43452000J   Pozdrawiam M:)