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Hw07 - Version PREVIEW Hw07 Ross(10219 This print-out...

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Version PREVIEW – Hw07 – Ross – (10219) 1 This print-out should have 11 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. Light Wave in Water 001 10.0 points A light wave passes from air into water. Which of the following is true? 1. None of these. 2. Its frequency remains unchanged, but its wavelength increases. 3. Its wavelength remains unchanged, but its frequency increases. 4. Its wavelength remains unchanged, but its frequency decreases. 5. Its frequency remains unchanged, but its wavelength decreases. correct 6. Both its wavelength and its frequency remain unchanged. Serway CP 22 28 002 10.0 points A cylindrical cistern, constructed below ground level, is 3 m in diameter and 2 m deep and is filled to the brim with a liquid whose index of refraction is 1 . 63. A small ob- ject rests on the bottom of the cistern at its center. 2 m 3 m 1 . 7 m x How far x from the edge of the cistern can a girl whose eyes are 1 . 7 m from the ground stand and still see the object?
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