A converging lenses made of a certain glass with focal length of 30 cm is shown. R1 refers to the magnitude of the radius of the surface on the left and R2 on the right. What is the index of refraction of the glass? R1 = 50 cm R2 = 75 cm %3D O A. 4.5 О В. 5.0 О С. 6.0 O D. 7.5
A converging lenses made of a certain glass with focal length of 30 cm is shown. R1 refers to the magnitude of the radius of the surface on the left and R2 on the right. What is the index of refraction of the glass? R1 = 50 cm R2 = 75 cm %3D O A. 4.5 О В. 5.0 О С. 6.0 O D. 7.5
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Transcribed Image Text:A converging lenses made of a certain glass with focal length of 30 cm is shown. R1 refers to the
magnitude of the radius of the surface on the left and R2 on the right. What is the index of refraction of
the glass?
R1 = 50 cm
Re 3 75 сm
O A. 4.5
О В. 5.0
О С. 6.0
O D. 7.5
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