m₁ = 100 kg
m₂ = 50 kg
v₁ = 1 m/s
v₂ = 5 m/s
v₃ = ?
z zasady zachowania pędu:
P₁ + p₂ = p₃
m₁v₁ + m₂v₂ = (m₁ + m₂)v₃ /:(m₁ + m₂)
v₃ = (m₁v₁ + m₂v₂)/(m₁ + m₂)
v₃ = (100 kg * 1 m/s + 50 kg * 5 m/s)/(100 kg + 50 kg) = (100 + 250)/150 = 2,33 m/s
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m₁ = 100 kg
m₂ = 50 kg
v₁ = 1 m/s
v₂ = 5 m/s
v₃ = ?
z zasady zachowania pędu:
P₁ + p₂ = p₃
m₁v₁ + m₂v₂ = (m₁ + m₂)v₃ /:(m₁ + m₂)
v₃ = (m₁v₁ + m₂v₂)/(m₁ + m₂)
v₃ = (100 kg * 1 m/s + 50 kg * 5 m/s)/(100 kg + 50 kg) = (100 + 250)/150 = 2,33 m/s