What is the index of refraction
A horizotal beam of light enters a 45-90-45 prism at the center of its long side. The emerging ray moves in a direction that is 34 degrees below the horizontal. What is the index of refraction?
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A 168 oscillator has a speed of 102 when its displacement is 1.90 and 84.0 when its displacement is 6.10 . What the max speed of the oscillator?
How long does it take the boat to make a round trip consisting of a 175 m displacement downstream followed by a 175 m displacement upstream?
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