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samuylinka
@samuylinka
March 2022
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Помогите пожалуйста с задачкой номер 21
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fatt52
Verified answer
Т=7*60=420 с Δt=100-20=80° I=10 A U=200 B η=?
===
η=c*m*Δt/(I*U*т)=4200*2*80/(10*200*420)=0,8 (80%)
========================
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Answers & Comments
Verified answer
Т=7*60=420 с Δt=100-20=80° I=10 A U=200 B η=?===
η=c*m*Δt/(I*U*т)=4200*2*80/(10*200*420)=0,8 (80%)
========================