A convex mirror with focal length of -20 cm forms an image 15 cm behind the surface. Where is the object located as measured from the surface?
A) 30 cm
B) 7.5 cm
C) 15 cm
D) 60 cm

Question

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The Answer of A convex mirror with focal length of -20 cm forms an image 15 cm behind the surface. Where is the object located as measured from the surface?
A) 30 cm
B) 7.5 cm
C) 15 cm
D) 60 cm

A Convex Mirror with Focal Length of -20 Cm Forms