Multiple Choice
Ellen places an object 48.4 cm from a concave lens.If a virtual image appears 24.6 cm from the lens on the same side as the object,what is the focal length of the lens?
A) -16.3 cm
B) -50.0 cm
C) 732 cm
D) -23.8 cm
E) -36.5 cm
Correct Answer:

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Correct Answer:
Verified
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