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Sonka666
@Sonka666
July 2022
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20 БАЛЛОВ, ФИЗИКА, 7КЛАСС
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fatt52
Verified answer
4) t=0.5*60=30 c m=3*10^3 кг P=10^4 Вт A=? h=?
===========
A=P*t=10^4*30=3*10^5 Дж
A=m*g*h
h=A/(m*g)=3*10^5/(3*10^3*10)=10 м
===========================
5) P=A/t=F*s/t=F*v
Разная мощность - разная скорость
===================================
2 votes
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Answers & Comments
Verified answer
4) t=0.5*60=30 c m=3*10^3 кг P=10^4 Вт A=? h=?===========
A=P*t=10^4*30=3*10^5 Дж
A=m*g*h
h=A/(m*g)=3*10^5/(3*10^3*10)=10 м
===========================
5) P=A/t=F*s/t=F*v
Разная мощность - разная скорость
===================================