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# Velocity before collision

1: A 2300 kg SUV (sport utility vehicle) moving due north at 19 m/s made contact with a parked truck for 0.32 s, resulting in a final velocity of 11 m/s due west. What was the impulse on the object (parked truck) and its final direction.a)1.8 x 10^4 N s and 30 degrees north of westb)1.8 x 10^4 N s and 30 degrees east of northc)5 x 10^4 N s and 30 degrees north of westd)5 x 10^4 N s and 30 degrees east of north2: 3:Three moving freight car run into an identical car (1) at rest on the track. The cars couple together. Compared to the velocity of the first car before the collision, the velocity of the combined cars after the collision isa)The combined velocity of the four cars after the collision is 4/3 the velocity of the 3 cars before the collisionb)The combined velocity of the four cars after the collision is 3/2 the velocity of the 3 cars before the collisionc)The combined velocity of the four cars after the collision is 2/3 the velocity of the 3 cars before the collisiond)The combined velocity of the four cars after the collision is 3/4 the velocity of the 3 cars before the collision 4:5:Attachment 1Attachment 2Attachment 3A 1:10 kg bonding ball travelling 5.00 mi: East collides with a {1.10 kg tennis ball travelling 5.D mJs West. 9-": –* . s l . -‘:~.- What is the speed and direction of the tennis ball after the collision? Select one:a. 1.5 mils right In. 15 mfg eastc. 1.48 toils westd. [1.43 mils east 0 O O C}

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