a converging lens of a focal length 15cm produced a real image four times large than the object.how far from the length is the object?
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Consider variables u = object distance (in cm), v= image distance (in cm)
michaelthedon:
i need to know image distance there is how much
oh okay i cant dud but you can go to this wib https://www.quora.com/What-is-the-focal-length-of-a-lens-that-produces-a-real-image-three-times-as-large-as-the-object-if-the-distance-between-image-and-object-is-1-0m
just copy and past
okay
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