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Chapter 9: Static Equilibrium: Elasticity and Fracture

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Physics Principles with Applications
Pages: 230 - 259
Physics Principles with Applications

Physics Principles with Applications

Book edition 7th
Author(s) Douglas C. Giancoli
Pages 978 pages
ISBN 978-0321625922

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Illustration

99 Questions for Chapter 9: Static Equilibrium: Elasticity and Fracture

  1. A rubber band is stretched by 1.0 cm when a force of 0.35 N is applied to each end. If instead a force of 0.70 N is applied to each end, estimate how far the rubber band will stretch from its unstretched length: (a) 0.25 cm. (b) 0.5 cm. (c) 1.0 cm. (d) 2.0 cm. (e) 4.0 cm.

    Found on Page 230

  2. (II) Calculate\({F_{\rm{A}}}\)and\({F_{\rm{B}}}\)for the uniform cantilever shown in Fig. 9–9 whose mass is 1200 kg.

    Found on Page 230

  3. Figure 9–38 shows a cone. Explain how to lay it on a flat table so that it is in (a) stable equilibrium, (b) unstable equilibrium, (c) neutral equilibrium.

    Found on Page 230

  4. Found on Page 230

  5. (II) Find the tension in the two cords shown in Fig. 9–52. Neglect the mass of the cords, and assume that the angle is 33°, and the mass m is 190 kg.

    Found on Page 230

  6. Find the tension in the two wires supporting the traffic light shown in Fig. 9–53.

    Found on Page 230

  7. How close to the edge of the 24.0 kg table shown in Fig. 9–54 can a 66.0 kg person sit without tipping it over?

    Found on Page 230

  8. The force required to pull the cork out of the top of a wine bottle is in the range of 200 to 400 N. What range of force F is required to open a wine bottle with the bottle opener shown in Fig. 9–55?

    Found on Page 230

  9. Which configuration of bricks, Fig. 9–39a or Fig. 9–39b, is the more likely to be stable? Why?

    Found on Page 230

  10. Found on Page 230

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