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Physics, 28.12.2021 14:00 buywickless
an object is placed 25 cm in front of a lens of focal length 20 cm. 60 cm past the first lens is a second lens of focal length 40 cm. how far past the 40 cm lens does the final image form?
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an object is placed 25 cm in front of a lens of focal length 20 cm. 60 cm past the first lens is a s...
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