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I measure a stick that is moving in my frame to have a length of 0.8m. How fast

ID: 2135923 • Letter: I

Question

I measure a stick that is moving in my frame to have a length of 0.8m. How fast is the meter stick moving relative to me? A person in the frame of the meter stick in #1 above measures another meter stick that 's at rest in my frame. How long will it appear to be to him?

I measure a stick that is moving in my frame to have a length of 0.8m. How fast is the meter stick moving relative to me? A person in the frame of the meter stick in #1 above measures another meter stick that 's at rest in my frame. How long will it appear to be to him?

Explanation / Answer

0.6c,1.25 m

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