An object is placed 4.5 cm from a convex lens.The size of the image is four

N

Nicholas L

New member
times the size of the object and..? An object is placed 4.5 cm from a convex lens.The size of the image is four times the size of the object and is formed at the same side of the object.Calculate the focal length of the lens.


ANSWER

6.0cm

HOW TO DO????
 
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