дано Q=cm(t2-t1)=соnst t1=100с t2=200с t- ?
Q=U^2*t\R R=R1+R2 Q=U^t1\R1 R1=U^2*t1/Q R2=U^2*t2/Q
R=U^2*t\Q
t=t1+t2=300 с
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дано Q=cm(t2-t1)=соnst t1=100с t2=200с t- ?
Q=U^2*t\R R=R1+R2 Q=U^t1\R1 R1=U^2*t1/Q R2=U^2*t2/Q
R=U^2*t\Q
t=t1+t2=300 с