gc physics textbook chapter 6 problems (id: 266d48ff4)

本题目来源于试卷: gc physics textbook chapter 6 problems，类别为 IB物理学

[填空题]
A skier traveling 12m/s gnw68af*2h4 w1rzr6g .fta rh reaches 1vpp)za a6:-qzc xig .j5h2x- n)odtpthe foot of a steady upward 18.0 $^{\circ} $ incline and glides 12.2 m up along this slope before coming to rest. What was the average coefficient of friction?   

参考答案: 0.308±2%


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