(9%) Problem 8: A certain slide projector has a 100 mm focal length lens. 33% Pa
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Question
(9%) Problem 8: A certain slide projector has a 100 mm focal length lens. 33% Part (a) How far away is the screen in meters, if a slide is placed 120 mm from the lens and produces a sharp image? Grade Summarv Deductions Potential 090 100% Submissions Attempts remaining: 15 (5% per attempt) sinO cotan asinacos0 atan acotan sinh cosh0tanhcotanh0 cos0 tan() ( detailed view END Degrees Radians Submit Hint I give up! Hints: 200 deduction per hint. Hints remaining: 2 Feedback: 2%, deduction per feedback. 33% Part (b) If the slide is 24.0 by 36.0 mm. what is the image's smaller dimension in meters? 33% Part (c) If the slide is 24.0 by 36.0 mm, what is the image's larger dimension in meters? All content © 2017 Expert TA, LLCExplanation / Answer
(A) f = 100 mm
object distacne, p = 120 mm
Applying lens equation,
1/f =1/p + 1/q
1/100 = 1/120 + 1/q
q = 600 mm = 0.60 m
(B) m = q / p = 600/120 = 5
image' smaller dimension = 24 x 5 = 120 mm = 0.12 m
(C) 36 x 5 = 180 mm = 0.180 m
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