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Chapter 31: Electromagnetic Fields and Waves

Expert-verified
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics
Pages: 876 - 904
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics

Physics for Scientists and Engineers: A Strategic Approach with Modern Physics

Book edition 4th
Author(s) Randall D. Knight
Pages 1240 pages
ISBN 9780133942651

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Illustration

78 Questions for Chapter 31: Electromagnetic Fields and Waves

  1. The figure shows the electric and magnetic fields in frame A. A rocket in frame B travels parallel to one of the axes of the A coordinate system. Along which axis must the rocket travel, and in which direction, in order for the rocket scientists to measure (a) BB>BA(b) BB=BAand (c) BB<BA

    Found on Page 901

  2. 1. Andre is flying his spaceship to the left through the laboratory magnetic field of FIGUR

    Found on Page 900

  3. A 5.0cmdiameter parallel-plate capacitor has a 0.50mmgap. What is the displacement current in the capacitor if the potential difference across the capacitor is increasing at 500,000V/s

    Found on Page 901

  4. A vertically polarized electromagnetic wave passes through the five polarizers in FIGUREQ31.10. Rank in order, from largest to smallest, the transmitted intensitiesIatoIe.

    Found on Page 900

  5. A 10cmdiameter parallel-plate capacitor has a 1.0mmspacing. The electric field between the plates is increasing at the rate1.0x106V/ms. What is the magnetic field strength (a) on the axis, (b) 3.0cmfrom the axis, and (c) 7.0cm

    Found on Page 901

  6. What is the magnetic field amplitude of an electromagnetic wave whose electric field amplitude is 10V/m ?

    Found on Page 901

  7. What is the electric field amplitude of an electromagnetic wave whose magnetic field amplitude is 2.0mT ?

    Found on Page 901

  8. The magnetic field of an electromagnetic wave in a vacuum isBz=(3.00μT)sin1.00×107x-ωt , where x is in m and t is in s. What are the wave's (a) wavelength, (b) frequency, and (c) electric field amplitude?

    Found on Page 901

  9. The electric field of an electromagnetic wave in a vacuum is Ey=(20.0V/m)cos6.28×108x-ωt, where is inlocalid="1648922287898" mandlocalid="1648922295234" tis in s. What are the wave's (a) wavelength, (b) frequency, and (c) magnetic field amplitude?

    Found on Page 901

  10. a. What is the magnetic field amplitude of an electromagnetic wave whose electric field amplitude is 100V/m?

    Found on Page 901

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