An object is placed upright 25 cm in front of a converging lens with a focal length of 20 cm. A concave mirror with a focal length of 15 cm is placed 120 cm behind the lens. The final image formed is -
Text Solution
Verified by ExpertsThe correct answer is:
A
= 
⇒ v 1 = 100 cm
= 
⇒ v 2 = – 60 cm
= 
⇒ v 3 = 30 cm left of lens
Total magnification = ( – 4) × (– 3) × ( 
) = – 6 Final image is real, inverted and enlarged.
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