二级近似下精密测量重力加速度的理论研究
On Precise Measurement of Acceleration of Gravity on the Basis of Second Order Approximation
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摘要: 单摆测重力加速度是普通物理学中非常重要的实验,角振幅对精密测量重力加速度具有重要的影响。特别是当角振幅较大时,计算重力加速度的二级近似公式对精密测量重力加速度具有重要的意义。Abstract: The pendulum measuring acceleration of gravity is very important in general physics experi-ments ,and the angle the amplitude precision measuring acceleration due to gravity have a significant im-pact .Second order approximation to calculate the acceleration of gravity formula for precision measuring acceleration due to gravity has important significance in especially the angle larger amplitude .
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