A scuba diver training in a pool looks at his instructor as shown above. What angle,...

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Physics

A scuba diver training in a pool looks at his instructor asshown above. What angle, in degrees, does the ray from theinstructorâ€™s face make with the perpendicular to the water at thepoint where the ray enters? The angle between the ray in the waterand the perpendicular to the water is 20.5Âº. (The index ofrefraction of the pool water is 1.333.)
A shopper standing 2.69 m from a convex security mirror sees hisimage with a magnification of 0.294. What is the radius ofcurvature of the mirror?
You can determine the index of refraction of a substance bydetermining its critical angle. What is the index of refraction ofa substance that has a critical angle of 62.4Âº when submerged inwater (n = 1.333)?
A shopper standing 4 m from a convex security mirror sees hisimage with a magnification of 0.228. What is the focal length ofthe mirror?
How far, in centimeters from the lens must the film in a camerabe, if the lens has a 43.9 mm focal length and is being used tophotograph a flower 68.4 cm away?

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3.9 Ratings (503 Votes)

1 Angle of recfraction is 205 degreesRefractive index is 1333usinf snells law 2 Since the mirror is convex the image will be virtual andfocal length will be negativeDistance of See Answer

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