Дано:
v=20м/с
F=1,2кН=1200Н
U=600B
I=50A
Знайти:
η-?
Fv=UIη
η=Fv/UI=1200*20/600*50=0,8=80%
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Verified answer
Дано:
v=20м/с
F=1,2кН=1200Н
U=600B
I=50A
Знайти:
η-?
Fv=UIη
η=Fv/UI=1200*20/600*50=0,8=80%