chapter21.solutions

chapter21.solutions - Chapter 21 21.47 The distance between...

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201 Chapter 21 21.47 The distance between adjacent antinodes in a standing wave is 2 λ Thus, ( ) 26.00 cm 12.0 cm 0.120 m == = , and () 98 0.120 m2 . 45 10 Hz 2.94 10 m s cf × = × 21.51 (a) For the AM band, 8 min 3 max 3.00 10 m s 188 m 1600 10 Hz c f × = × 8 3 556 m 540 10 Hz
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