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SAT® Subject Test in Physics

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Physics Book Image Distance

SATPHY-QVY5KG

A physics book is located $25.0\ cm$ in front of a convex mirror. The (virtual) focal length of the mirror is $20.0\ cm$.

Where is the image of the book formed, relative to the mirror?

A

$100.0\ cm$ in front of the mirror.

B

$11.1\ cm$ in back of the mirror.

C

$5.0\ cm$ in front of the mirror.

D

$100.0\ cm$ in back of the mirror.

E

$11.1\ cm$ in front of the mirror.