1) s=(0+20)*10/2=100 м
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2) a=20/10=2 м/с2 F=m*a=3*2=6 H
3) ΔL1*k1=ΔL2*k2 k2=1.5k1 (4)
4) 4
5) E=m*vx²/2=8*8²/2=256 Дж
6) 1
7) 3
8) p1*V=3*R*T
p2*V=1*R*2*T
p2=(2/3)*p (2)
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Verified answer
1) s=(0+20)*10/2=100 м
===
2) a=20/10=2 м/с2 F=m*a=3*2=6 H
===
3) ΔL1*k1=ΔL2*k2 k2=1.5k1 (4)
===
4) 4
===
5) E=m*vx²/2=8*8²/2=256 Дж
===
6) 1
===
7) 3
===
8) p1*V=3*R*T
p2*V=1*R*2*T
p2=(2/3)*p (2)
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