Latest IIT-JEE Aptitude Question SOLUTION: The focal length of a thin biconvex lens is 20 cm. When an object is moved from a distance of 25 cm in front of it to 50 cm, the magnification of its image changes from m25 to m50.

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(#M40027898) IIT-JEE question 2010 question Keep an EYE

The focal length of a thin biconvex lens is 20 cm. When an object is moved from a distance of 25 cm in
front of it to 50 cm, the magnification of its image changes from m25 to m50. The ratio m1/m2 is

Asked In IIT-JEE MAN (11 years ago)

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