- 17 A Coin Is Held 10cm Behind A Magnifying Glass The Coin Appears To Be 1 5 Times As Large As The Actual Coin And Not 1 (16.52 KiB) Viewed 20 times
17. A coin is held 10cm behind a magnifying glass. The coin appears to be 1.5 times as large as the actual coin and not
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17. A coin is held 10cm behind a magnifying glass. The coin appears to be 1.5 times as large as the actual coin and not
17. A coin is held 10cm behind a magnifying glass. The coin appears to be 1.5 times as large as the actual coin and not inverted. What is the focal length of the lens? 18. Red light of wavelength 632.8nm is incident on a thin soap bubble, n=1.33 at near normal incidence. What is the minimum thickness of the bubble where destructive interference is seen?
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