1. A 0.14 k-g pine cone falls 16m to the ground, where it lands at a speed of 13 m/s. (a) With what speed would the pine cone have landed if there had been no air resistance?(b)Did air resistance do positive work, negative work, or zero work on the pinecone? Explain and draws.
1. A 0.14 k-g pine cone falls 16m to the ground, where it lands at a speed of 13 m/s. (a) With what speed would the pine cone have landed if there had been no air resistance?(b)Did air resistance do positive work, negative work, or zero work on the pinecone? Explain and draws.
Physics for Scientists and Engineers, Technology Update (No access codes included)
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ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter7: Energy Of A System
Section: Chapter Questions
Problem 7.8OQ: An a simple pendulum swings back and forth, the forces acting on the suspended object are (a) the...
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1. A 0.14 k-g pine cone falls 16m to the ground, where it lands at a speed of 13 m/s. (a) With what speed would the pine cone have landed if there had been no air resistance?(b)Did air resistance do positive work, negative work, or zero work on the pinecone? Explain and draws.
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