A6 kg chemistry tube, which is at rest on a smooth plane,fragments into two pieces of masses 2 kg and 4 kg after an internal explosion.if the 2 kg piec moves due west at a velocity of 10 m/s after the explosion, what is the velocity of the other pieces ?

anytka260602 anytka260602    2   11.09.2019 14:30    0

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Алёна112345678900 Алёна112345678900  04.08.2020 02:00
m_{1}=2 kg, m_{2}=4 kg, v_{1}=10 m/s;
m_{1}v_{1}=m_{2}v_{2};
v_{2}=m_{1}v_{1}:m_{2}=10×2/4=5 m/s.
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