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World Science Scholars
Module 35: Pole in the Barn: Lock the Doors – Problem 1
final exam

Consider a pole that’s at rest in a barn, with resting length L0L_0. Team Pole rushes toward the barn with speed vv and reclaims its pole by grabbing it and holding tight. From the perspective of Team Barn, every member of Team Pole grabbed the pole at the same time.

Module 35: Pole in the Barn: Lock the Doors – Problem 1

  1. 1. Question

    From the perspective of Team Barn, how long is the pole now that Team Pole has reclaimed it?

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  2. 2. Question

    From the perspective of Team Pole, how long was the pole before they grabbed it?

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  3. 3. Question

    From the perspective of Team Pole, how long is the pole after they grabbed it?

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  4. 4. Question

    Had Team Pole grabbed the pole simultaneously from their perspective, what length would Team Barn now claim the pole to be? Use the same model for how the pole responds to forces that we used in class.

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