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Chapter 4: Motion in Two Dimensions

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Physics For Scientists & Engineers
Pages: 78 - 110
Physics For Scientists & Engineers

Physics For Scientists & Engineers

Book edition 9th Edition
Author(s) Raymond A. Serway, John W. Jewett
Pages 1624 pages
ISBN 9781133947271

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Illustration

81 Questions for Chapter 4: Motion in Two Dimensions

  1. Found on Page 78

  2. Found on Page 78

  3. In a local bar, a customer slides an empty beer mug down the counter for a refill. The height of the counter is h. The mug slides off the counter and strikes the floor at distance dfrom the base of the counter.

    Found on Page 78

  4. To start an avalanche on a mountain slope, an artillery W shell is fired with an initial velocity of300m/sat 55.0oabove the horizontal. It explodes on the mountainside42.0safter firing. What are theandcoordinates of the shell where it explodes, relative to its firing point?

    Found on Page 78

  5. A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of8.00m/sat an angle ofbelow the horizontal. It strikes the ground3.00slater.

    Found on Page 78

  6. A basketball star covers 2.80 m horizontally in a jump to dunk the ball (Fig. P4.24a). His motion through space can be modeled precisely as that of a particle at his center of mass, which we will define in Chapter 9. His center of mass is at elevation 1.02 m when he leaves the floor. It reaches a maximum height of 1.85 m above the floor and is at elevation 0.900 m when he touches down again. Determine

    Found on Page 78

  7. A baseball is thrown from the outfield toward the catcher. When the ball reaches its highest point, which statement is true?

    Found on Page 100

  8. Question: A set of keys on the end of a string is swung steadily in a horizontal circle. In one trial, it moves at speed v in a circle of radius In a second trial, it moves at a higher speed 4v in a circle of radius In the second trial, how does the period of its motion compare with its period in the first trial?

    Found on Page 100

  9. Question: A rubber stopper on the end of a string is swung steadily in a horizontal circle. In one trial, it moves at speed v in a circle of radius In a second trial, it moves at a higher speed 3v in a circle of radius In this second trial, is its acceleration

    Found on Page 101

  10. Question: -In which of the following situations is the moving object appropriately modeled as a projectile? Choose all correct answers.

    Found on Page 101

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