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Physics 95 Online
OpenStudy (anonymous):

A production line inspector wants a mirror that produces an upright image with magnification 7.5 when an object is located 14 mm from the mirror. What kind of mirror would do the job and what is its focal length?

OpenStudy (anonymous):

so far I have m=v/u 7.5= v/14 mm v=150mm

OpenStudy (anonymous):

1/f = 150+14/2100 1/f= 136/2100 f= 15.44

OpenStudy (anonymous):

concave mirror

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