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Question
A converging lens of focal length 20 cm is placed in contact with, and to the left of, a diverging lens of focal length 30 cm. If an object is placed 40 cm to the left of the converging lens, the total magnification is:
A) -3.0
B) -1.5
C) -1.0
D) 2.0
E) 3.0
Answer
This answer is hidden. It contains 1 characters.
Related questions
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Q:
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