Q14: A concave mirror with R=20 cmf=10 cm. Find image distances 3 ' and magnications for following object distances. Are images real or virtuai? Are images erect or inverted? (A) 5:30 cm (2 points) s'=0.15m M=-0.5, real, inverted (B) 5:20 cm (2 points) S'=O.2m , M=-1, real, inverted (C) 5:10 cm (3 points) S'=infinity, M=infinity, no image. (D) 3:5 cm (3 points) S'=-0.1m, M=2, virtual, erect