Asked by Anonymous
A hockey puck, mass 0.130 kg, moving at 40.0 m/s, strikes an octopus thrown on the ice by a fan. The octopus has a mass of 0.270 kg. The puck and octopus slide off together. Find their velocity.
Answers
Answered by
Elena
According to the Law of conservation of linear momentum for the inelastic collision
m1v=(m1+m2)u.
Then u=m1v/m1+m2=(0.13x40)/0.4=13 m/s
m1v=(m1+m2)u.
Then u=m1v/m1+m2=(0.13x40)/0.4=13 m/s
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