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admin 发表于 2024-10-30 17:13:06 | 显示全部楼层 |阅读模式
本题目来源于试卷: new new new new,类别为 IB物理学

[填空题]
The Navstar Global Pok+wu(0zpcp+xw7) pn ).wp n cgsitionqqk-o+5p y,a sg1hk3 +4;gqwu -faipiing System (GPS) utilizes a group of 24 satellites orbiting the Earth.--5ikypqkhusg ,p+3oq 1aifg; q+a 4w Using “triangulation” and signals transmitted by these satellites, the position of a receiver on the Earth can be determined to within an accuracy of a few centimeters. The satellite orbits are distributed evenly around the Earth, with four satellites in each of six orbits, allowing continuous navigational “fixes.” The satellites orbit at an altitude of approximately 11,000 nautical miles [1 nautical ]. (a) Determine the speed of each satellite.    $\times 10^3$
(b) Determine the period of each satellite. =    hours




参考答案:
空格1: 3.86±2%空格2: 12.1±2%


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