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Problem: Athletes are running in the form of a column of length l with the same speed v. Their trainer runs towards them with the speed u (u < v). Upon meeting the trainer, each athlete turns around and starts running with the same speed v in the opposite direction.

Part A: What will be the length of the column once all athletes turn around?

I need help to find the length of the column once all athletes turn around.

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Category:- Physics
Reference No.:- M91251994

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