The real image of an object formed by a converging lens of focal length 15cm, is three times the size of the object. Calculate the object distance? by Sunday | Aug 27 | Physics WAEC | 0 comments A. 60cm B. 30cm C. 20cm D. 15cm Correct Answer: Option C – 20cm Users Also Read These:A lens of focal length 15.0 cm forms an upright…An object is placed 36cm from a converging lens of…The distance between an object and its real image in…The image of a pin formed by a diverging lens of…If a convex lens of focal length 12cm is used to…