Ответ:
1. А=F*S=400*0.25= 100 Hm
2. N=A/t=5400000/3600=1500 Вт
3. A=E=6000*10*10=600000Дж, t=А/N= 600000/200000=3c
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Ответ:
1. А=F*S=400*0.25= 100 Hm
2. N=A/t=5400000/3600=1500 Вт
3. A=E=6000*10*10=600000Дж, t=А/N= 600000/200000=3c