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(满分 1 50分 ,1 2 0分钟完成 )第 卷 (选择题 ,共 40分 )注意事项 :必要时可以使用下列物理量 .真空中光速 c=3.0× 10 8m/ s 电子的电量 e=1.6× 10 -19C万有引力常量 G=6.7× 10 -11N· m2 / kg2 地球半径 R=6.4× 10 6m普朗克常量 h=6.6× 10 -34 J· s?
(Out of 1 50 points, 120 minutes completed) Vol.4 (Multiple questions, a total of 40 points) Note: The following physical quantities can be used if necessary. Light speed in vacuum c=3.0×10 8m/s Electronic power e=1.6× 10 -19C gravitational constant G = 6.7 × 10 -11N · m2 / kg2 Earth’s radius R = 6.4 × 10 6m Planck’s constant h = 6.6 × 10 -34 J · s?