Physics, asked by aqiborakzai4643, 10 months ago

two railway trucks of masses m and 3m move towards each other in opposite direction with speeds 2v and v respectively . these trucks collide and stick together . what is the speed of the truck after the collision ?

Answers

Answered by nagathegenius

5

Answer:

Explanation:

inelastic collision

m1u1+m2u2=u(m1+m2)

m1u1+m2u2/m1+m2

2mv+3mv/4m=u

5mv/4m=1.25v=u

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