Physics, 10.03.2020 01:05 genyjoannerubiera
A 23000 kg railroad freight car collides with a stationary caboose car. They couple together, and 18 percent of the initial kinetic energy is lost. What is the mass of the caboose
Answers: 3
and 
, From the law of conservation of momentum we have:
is lost:-
:
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A 23000 kg railroad freight car collides with a stationary caboose car. They couple together, and 18...
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