gc textbook chapter 11 Vibrations and Waves (id: e100ca8c3)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[问答题]
A tire swing hanging from5ev r-kk,ia1 b0f.tir a branch reach 0xrfky5qp k -sq0o(.pes nearly to the ground (Fig. 11–48). How could you estimate the height of the branch using only a stoprpyf qp( -oq50kxs.0k watch?

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