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natalka30112000
@natalka30112000
June 2022
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В низшей точке "мёртвой петли" вес лётчика составляет 7,2 кН. масса лётчика 80 кг, радиус петли 320 м. Определить скорость самолёта. Ускорение свободного падения принять равным 10 м/с^2
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sokolovvovikn
Verified answer
P=m*g+mV^2/R
m*V^2/R=P-m*g
V=sqrt(P-m*g)*R/m)=sqrt(7200-80*10)*320/80)=160 м
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Answers & Comments
Verified answer
P=m*g+mV^2/Rm*V^2/R=P-m*g
V=sqrt(P-m*g)*R/m)=sqrt(7200-80*10)*320/80)=160 м