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Hi, so I am given a situation, and I am supposed to answer this two part...

Hi, so I am given a situation, and I am supposed to answer this two part question. So here is the situation

Two Carts, going towards each other to a collision (ELASTIC COLLISION)

Car 1 information

m1= unknown (mass of car)

initial velocity: 30 cm/s (no need to convert to m/s)

final velocity: 0

Car 2 information:

m2 = 150g

initial velocity: -30 cm/s (negative because it is a vector, going towards the left)

final velocity: unknown

First part asks to find a general equation for m1 using the equation to find the final velocity for the first car: equation below

v1f = (m1 - m2)*v1i/M + 2*m2*v2i/M (Capital M means total mass, m1+m2)

Second part, what value for m1 will make sure that the final velocity for the first car is zero.

Step by step tutorial for both would be great. Thanks so much.

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