An object is placed to the left of a diverging lens of focal length

PHYSICS · Subjective · CBSE · Physics · Ray Optics and Optical Instruments · Ray Optics and Optical Instruments

Problem

An object is placed

12\text{ cm}

to the left of a diverging lens of focal length

-6.0\text{ cm}

. A converging lens with focal length

12.0\text{ cm}

is placed a distance

d

to the right of the diverging lens. Find the distance

d

for which the final image is at infinity.