7. Two converging lenses are arranged as in the figure on the right, separated by a distance d = 40.0 cm. Lens 1 has a focal length of magnitude 10.0 cm, and Lens 2 has a focal length of magnitude 20.0 cm. The image due to light passing through both lenses is to be located between the lenses at the position x = 27.0 cm, as shown in the figure (note that x is measured to the right of the first lens). Object Final image position op- d a) At what value of dO should the object be positioned to the left of the first lens? b) What is the magnification of the final image? c) Is the final image upright or inverted? Explain your answer. d) Is the final image real or virtual? Explain your answer.

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7. Two converging lenses are arranged as in the figure on the right, separated by a distance d =
40.0 cm. Lens 1 has a focal length of magnitude 10.0 cm, and Lens 2 has a focal length of
magnitude 20.0 cm. The image due to light passing through both lenses is to be located
between the lenses at the position x = 27.0 cm, as shown in the figure (note that x is measured
to the right of the first lens).
fi
f2
Final image
position
Object
-do-
d
a) At what value of dO should the object be positioned to the left of the first lens?
b) What is the magnification of the final image?
c) Is the final image upright or inverted? Explain your answer.
d) Is the final image real or virtual? Explain your answer.
Transcribed Image Text:7. Two converging lenses are arranged as in the figure on the right, separated by a distance d = 40.0 cm. Lens 1 has a focal length of magnitude 10.0 cm, and Lens 2 has a focal length of magnitude 20.0 cm. The image due to light passing through both lenses is to be located between the lenses at the position x = 27.0 cm, as shown in the figure (note that x is measured to the right of the first lens). fi f2 Final image position Object -do- d a) At what value of dO should the object be positioned to the left of the first lens? b) What is the magnification of the final image? c) Is the final image upright or inverted? Explain your answer. d) Is the final image real or virtual? Explain your answer.
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