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Question1

A space station in a form of a large wheel, 271m in diameter, rotates to provide an "artificial gravity" of 2.6 m/s2 for people situated at the outer rim. What is frequency of the rotational motion for the wheel to produce this result? Reply in units of rev/min.

Question2

Two plane mirrors facing each other are 10 m apart. A woman stands 3 m from one of mirrors and looks at the mirror and sees two distinct images. How distant are these images from the woman?

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