1 pts Anna Litical and Noah Formula are doing The Cart and the Brick Lab. They drop a brick on a 17.9 kg cart moving at 12.19 m/s. After the collision, the dropped brick and cart are moving together with a velocity of 5.71 m/s?

1 Answer
Jose
Feb 9, 2018

#"Mass of brick"# = #"20.314"# kg

Explanation:

Momentum conservation
#P_1 = P_2#

#(m_1 nu_1 + m_2 nu_2)# = #(m_1 + m_2) nu_"final"#

#(17.9)(12.19) + (m_2)(0)# = #(17.9 + m_2) (5.71)#

#(m_2) = (m_"brick") = "20.314"# kg

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