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Special relativity (time dilation, length contraction)

Physics · Modern physics

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About this practice set

Special relativity (time dilation, length contraction) is part of Physics (Modern physics). Questions are generated with new numbers each time you practise. Levels available: Easy. After you answer, an explanation is shown.

Example questions

A taste of what you will practise. Answers are revealed after you try.

  • Easy

    A clock moves at v = 0.5c. What is the Lorentz factor γ?