Math, asked by AestheticlalaLand, 5 hours ago

A railway engine of mass 4000 kg and moving with a speed of 72 km/h collides with a wagon at rest. After collision, both move together with a velocity of 36 km/h. Find the mass of the wagon.

Answers

Answered by architsinghkol

2

Answer:

4Tons or 4000kg

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