A concave mirror forms a real image at 35.2 cm from the mirror surface along the principal axis.If the corresponding object is at a 12.6-cm distance,what is the mirror's focal length?
A)22.6 cm
B)47.8 cm
C)10.8 cm
D)9.28 cm
E)19.6 cm

Question

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The Answer of A concave mirror forms a real image at 35.2 cm from the mirror surface along the principal axis.If the corresponding object is at a 12.6-cm distance,what is the mirror's focal length?
A)22.6 cm
B)47.8 cm
C)10.8 cm
D)9.28 cm
E)19.6 cm

A Concave Mirror Forms a Real Image at 35