Physics 2 Final - Part 2 of 2
SAMPLE
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33. Geometric Optics / Ray Nature Of Light / Problem 7
A lighthouse uses a focused beam of light to warn ships of coastal hazards. The light beam diverges at an angle of 3.0 × 10-4 radians. If a ship is 10 km away from the lighthouse, what is the diameter of the light spot that hits the ship?
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