gc textbook chapter 11 Vibrations and Waves (id: f538574df)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 IB物理学

[填空题]
A satellite dish is abosb q4 7uf/ ba,xp*pdh.ut 0.5 mam jin9w2292rhol 2z v2aqhu2 in diameter. According to the user’s manual, the dish has to be pointed in the direction of thauha oq22h22wnj i9r 9mvzl2 2e satellite, but an error of about 2 $^{\circ} $ is allowed without loss of reception. Estimate the wavelength of the electromagnetic waves received by the dish.    m

参考答案: 0.01745±2%


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