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An object is placed 10 cm in front of a concave lens. If the image formed at a distance of 5 cm from concave lens, calculate the focal length of the lens?​
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An object is placed 10 cm in front of a concave lens. If the image formed at a distance of 5 cm from concave lens, calculate the focal length of the lens?​

User AndrewF
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4 votes

Answer:

I would be 5 centimeters I think

User Rswolff
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