p) An object is placéd 6 cm from a thin converging lens of focal length 5 cm. Another then converging
lens of focal length 15 cm is placed cordially with first lens and 20 cm from it on the side away from
the object. Find the position, nature and magnification of the final image.
n is formed at 6 cm behind the second lens and it is virtual. Magnification = 3)