Question

An object of size 10cm is kept at a distance of 10cm from a convex lens .if the focal length of the lens is 5cm the size of the image is
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Answer 1

Answer:

Terms used:

hi= height of image

ho= height of object

v= image distance from lens

u= object distance from lens

f= focal length

THE -VE SIGN ON HEIGHT OF IMAGE MEANS THE IMAGE IS ON OPPOSITE SIDE OF OPTICAL AXIS AS OBJECT.