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|Published on: Aug 27|Categories: Physics WAEC| 0 comments A. 60cm B. 30cm C. 20cm D. 15cm Correct Answer: Option C – 20cm Users Also Read These:A converging lens produces an image four times as…A real image of an object fomed by a converging lens…A converging lens of focal length 10cm forms an…A converging lens of focal length 15cm is used to…The distance between an object and its real image in…SEE ALSO Sixty complete waves pass a particular point in 4s. lf the distance between three successive troughs of the waves is 15m. Calculate the speed of the waves?