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wok23
@wok23
August 2022
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Решить срочнооо 2 задачку фото внутри
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SilberStein
1) КПД вычисляется так n=Q1-Q2/Q1=(3,6*10^4-3,2*10^4)/3,6*10^4=0,1111*100%=11,11%
2)t1=520 C=793K t2=20 C=293K Q=10^7Дж
n=t1-t2/t1 n=A/Q
A/Q=t1-t2/t1
A=Q(t1-t2)/t1=10^7(793-293)/793=63*10^5Дж
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Answers & Comments
2)t1=520 C=793K t2=20 C=293K Q=10^7Дж
n=t1-t2/t1 n=A/Q
A/Q=t1-t2/t1
A=Q(t1-t2)/t1=10^7(793-293)/793=63*10^5Дж