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Homework 21

# Homework 21 - lim(kl9356 Homework 21 Weathers(22202 This...

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lim (kl9356) – Homework 21 – Weathers – (22202) 1 This print-out should have 11 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 (part 1 of 3) 10.0 points The wavelength of red light in air is 957 nm . What is its frequency? The speed of light in air is 2 . 99792 × 10 8 m / s. Answer in units of Hz. 002 (part 2 of 3) 10.0 points What is its wavelength in glass that has an index of refraction of 1 . 12? Answer in units of nm. 003 (part 3 of 3) 10.0 points What is its speed in the glass? Answer in units of m / s. 004 (part 1 of 2) 10.0 points The index of refraction of a transparent liquid (similar to water but with a different index of refraction) is 1 . 27. A flashlight held under the transparent liquid shines out of the transpar- ent liquid in a swimming pool. This beam of light exiting the surface of the transparent liq- uid makes an angle of θ a = 26 with respect to the vertical. θ θ air water flashlight ray w a At what angle (with respect to the vertical)

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Homework 21 - lim(kl9356 Homework 21 Weathers(22202 This...

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