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yana555500
@yana555500
July 2022
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Помогите с четвертым заданием пожалуйста
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fatt52
Verified answer
M1=4.8*10^-3 кг m2=7.2*10^-3 кг v1=1 м/с v2=0.5 м/с v=?
===
p1=m1*v1
p2=m2*v2
v=p/(m1+m2)
p=√(p1²+p2²)
v=√((m1*v1)²+(m2*v2)²)/(m1+m2)=√((4.8*10^-3*1)²+(7.2*10^-3*0.5)²)/(4.8*10^-3+7.2*10^-3)=0.5 м/с
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Answers & Comments
Verified answer
M1=4.8*10^-3 кг m2=7.2*10^-3 кг v1=1 м/с v2=0.5 м/с v=?===
p1=m1*v1
p2=m2*v2
v=p/(m1+m2)
p=√(p1²+p2²)
v=√((m1*v1)²+(m2*v2)²)/(m1+m2)=√((4.8*10^-3*1)²+(7.2*10^-3*0.5)²)/(4.8*10^-3+7.2*10^-3)=0.5 м/с
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