A jeweler inspects a watch with a diameter of 3.0cm by placing it 8.0m in front of a concave mirror of 12.0cm focal length. Where will the image of the watch appear?

A -24cm

B -18cm

C -19cm

D -22cm

Solution

Correct Answer: Option

Notice (8): Undefined variable: ans [APP/View/Argues/view.ctp, line 66]

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