Ответ:
Объяснение:
4) m=10 кг μ=0.1 α=40 a=?
===
m*g*sinα - μ*m*g*cosα=m*a
a=g*(sinα - μ*cosα)=10*(0.64 - 0.1*0.77)=5.63 м/с²
======================
5) h=3*R
go=G*M/R²
g=G*M/(R+h)=G*M/(R+3*R)²=go/16
===========================
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Ответ:
Объяснение:
4) m=10 кг μ=0.1 α=40 a=?
===
m*g*sinα - μ*m*g*cosα=m*a
a=g*(sinα - μ*cosα)=10*(0.64 - 0.1*0.77)=5.63 м/с²
======================
5) h=3*R
go=G*M/R²
g=G*M/(R+h)=G*M/(R+3*R)²=go/16
===========================