gc physics textbook chapter 3 problems (id: 3e0defc53)

本题目来源于试卷: gc physics textbook chapter 3 problems，类别为 IB数学

[填空题]
A light plane is headed d. ino*rrkh1y 6ueruw 2g77nedj)b ;a .3uk h8n2gj;vrva south with a speed of 155$ \mathrm{~km} / \mathrm{h}$ relative to still air. After 1.00 hour, the pilot notices that they have covered only 125 km and their direction is not south but southeast $\left(45.0^{\circ}\right) $. What is the wind velocity? $v_{wind}$ =    km/h $\text { The direction of the wind is } \theta$=    $^{\circ} $ north of east

参考答案:
空格1: 111±2%  空格2: 37±2% 


本题详细解析:

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