What is the position of the image-mirror with focal length

Reference no: EM13539873

A mirror with a focal length 20 cm has a 4.0 cm tall object placed 100 cm in front of it. What is the position of the image?

A) 20 cm in front of the mirror
B) 25 cm in front of the mirror
C) 20 cm behind the mirror
D) 25 cm behind the mirror
E) 100 cm in front of the mirror

Reference no: EM13539873

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