A Dentist Wants A Small Mirror That When 2 10 Cm From A Tooth Will Produce A 4 7 Upright Image Concave Submit Prev 1 (144.89 KiB) Viewed 57 times
A dentist wants a small mirror that, when 2.10 cm from a tooth, will produce a 4.7× (upright) image. concave Submit Previous Answers Part B What must its radius of curvature be? Express your answer using two significant figures. VE ΑΣΦ ? r = 8.620 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Correct cm
Some rearview mirrors produce images of cars behind you that are smaller than they would be if the mirror were flat. Part A Are the mirrors concave or convex? concave convex Previous Answers Part B What is a mirror's radius of curvature if cars 24.0 m away appear 0.25x their normal size? Express your answer using two significant figures. Π ΑΣΦ ? r = Submit Correct m <
A light beam coming from an underwater spotlight exits the water at an angle of 70.7 ° to the vertical. Part A At what angle of incidence does it hit the air-water interface from below the surface? VE ΑΣΦ ? 0₁ = 49 Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining
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