20. Two cylindrical objects with m₁ = 120 g and m2 = 300 g are thrown in opposite directions out of a pipe by a suddenly relaxing spring. What are the speeds v₁ and v2, when the spring transfers the energy W = 5 J? [speeds 7.7 m/s and 3.09 m/s]

Physics for Scientists and Engineers with Modern Physics
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Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter7: Energy Of A System
Section: Chapter Questions
Problem 22P: A 4.00-kg particle is subject to a net force that varies with position as shown in Figure P7.9. The...
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20. Two cylindrical objects with m₁ = 120 g and m2 = 300 g are thrown in opposite
directions out of a pipe by a suddenly relaxing spring. What are the speeds v₁ and v2,
when the spring transfers the energy W = 5 J?
[speeds 7.7 m/s and 3.09 m/s]
Transcribed Image Text:20. Two cylindrical objects with m₁ = 120 g and m2 = 300 g are thrown in opposite directions out of a pipe by a suddenly relaxing spring. What are the speeds v₁ and v2, when the spring transfers the energy W = 5 J? [speeds 7.7 m/s and 3.09 m/s]
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