Question

Kerjain soal no 7 dong kak, besok dikumpulkan.

Answer 1

Verified answer

Momentum dan Impuls
Kelas XI

m₁ = 2 kg
v₁ = 0 (diam)
m₂ = 0,1 kg
v₂ = 100 m/s
v₂' = 50 m/s

v₁' = _ ?

Hk. Kekekalan Momentum
m₁v₁ + m₂v₂ = m₁v₁' + m₂v₂'
2(0) + 0,1(100) = 2v₁' + 0,1(50)
10 - 5 = 2v₁'
v₁' = 5/2 m/s
v₁' =2,5 m/s [C]