p = mv , ElasticCollisions :V1i – V2,i =-(V1,f – v2,5) , x = xo+ V0zt +, Vr = V0r +a„t1KE = mv² , U, = mgh , U, =1ka? , Wtric = Fried , Firic = µN , E = KE + U, + U, , E; – Wfric = E;Problem 1: A ball of mass m1 = 0.44 kg is moving to the right (in the +x-direction) with a speedVli = 3.3 m/sec collides head-on with a mass m2 = 0.22 kg at rest. If the collision is perfectly elastic, whatwill be the speed and direction of each ball after the collision? Answer: v1.f = 1.1 m/sec to the right andV2.f = 4.4 m/sec to the right.Problem 2: Two billiard balls of equal mass undergo a perfectly elastic head-on collision. Ball 1 with massm1 = m is initially moving to the right with an initial speed v1.i = 2.0 m/sec and Ball 2 with mass m2 = mis initially moving to the left with an initial speed v2 = 3.0 m/sec. What are the speed and direction ofBall 1 and Ball 2 after the collision? Answer: v1.f = 3.0 m/sec to the left and v2.f = 2.0 m/sec to the right.40 g4.0 m/s1233.0 m/s30 g2.0 m/s20 g

Answered: Image /qna-images/answer/06c7fe35-c1ea-41d4-a489-8686d710c5c0.jpg

Answered: Problem 1: A ball of mass mı = 0.44 kg…

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