A concave mirror is placed in front of the Sun in such a way that the rays of the Sun converge at a point 5 cm away on the principal axis of the mirror. Now if a 3 cm long candle is placed on the principal axis of the mirror at a distance of 10 cm, then how far will the image of the candle be formed?
1
5 cm
2
15 cm
3
10 cm
4
20 cm