SO9EVENNUMBEREDPROBLEMS-II

# SO9EVENNUMBEREDPROBLEMS-II - rms = 2.1 x 10 9 V/m Chapter...

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ANSWERS TO EVEN NUMBERED PROBLEMS II Chapter 28 4) I 2 = 9.8 A upward 10) 4 x 10 –17 T 14) 1.6 μ T into the page. 3% of the earth’s field. 18) 5.1 x 10- 6 N toward thewire 20) B = -( μ 0 I/2 π )(2d-x)/[x(d-x)] j 26) 1.7 x 10 4 turns 28) B max = 1.37 x 10 -2 T; B min = 1.27 x 10 -2 T Chapter 29 6) 53 mV 8) a. counterclockwise; b. clockwise 12) 0.628 N 22) μ 0 nA 1 ω I 0 sin( ω t) 38) 1.49 rev/sec

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Chapter 31 2) 6.0 x 10 -8 A 4) 7.6 x 10 -8 T; zero after charges. 10) E rms = 2.33 V/m south; 80 kHz 16) 350 nm; ultraviolet 30) a. 180 J; b. E
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Unformatted text preview: rms = 2.1 x 10 9 V/m Chapter 34 4) 4.4 x 10 14 Hz 26) 228 nm 30) 9.05 μ m 32) 470 nm (Note: Use 512 nm and 639 nm (not 635 as given in the book). First find two equations for t in terms of unknown integers) 48) Maxima at +/-22.1 o , +/-48.9 o ; Minima at +/-10.9 o , +/-34.4 o , +/-70.5 o 52) d 1 = λ /(2n 1 ) ; d 2 = λ /(2n 2 ) Chapter 35 6) 3.15 μ m 32) 418 nm 34) 1330 lines/cm 36) 1.08 m 78) a) 0.21 ; b) 0.094; Extinguish by removing polarizer 2 and 3....
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## This note was uploaded on 05/13/2010 for the course PHYSICS 54L taught by Professor Thomas during the Spring '09 term at Duke.

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SO9EVENNUMBEREDPROBLEMS-II - rms = 2.1 x 10 9 V/m Chapter...

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