# hw8 - kveton(ajk643 – hw8 – morrison –(60620 1 This...

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Unformatted text preview: kveton (ajk643) – hw8 – morrison – (60620) 1 This print-out should have 10 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points Two iron spheres of mass m and 2 m , respectively, and equally spaced points “ r apart” are shown in the figure. A m B C D 2 m E r r r r r r At which location would the net gravita- tional force on an object due to these two spheres be a minimum? 1. D 2. A 3. B 4. C 5. E 002 (part 1 of 2) 10.0 points A 60.2 kg ice skater moving to the right with a velocity of 2.42 m/s throws a 0.189 kg snow- ball to the right with a velocity of 36.5 m/s relative to the ground. What is the velocity of the ice skater after throwing the snowball? Disregard the friction between the skates and the ice. Answer in units of m / s. 003 (part 2 of 2) 10.0 points A second skater initially at rest with a mass of 56.9 kg catches the snowball....
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hw8 - kveton(ajk643 – hw8 – morrison –(60620 1 This...

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