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Electrostatic forces

Electrostatic forces

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  • 1 Einstein and the accelerometer

    The accelerometer is composed of" a test mass", an object of precisely known mass and form, that is lifted in a ceramic cage by applying electrostatic forces... By measuring the electrostatic forces necessary to keep it immobile when lifted, the acceleration experienced can be deduced with a precision of a billionth of Earth's gravity, or even better