Physics
Physics, 16.07.2019 05:20, josecano2

When a proton at rest is accelerated through a potential difference of -20 v , its final speed is when a proton at rest is accelerated through a potential difference of -20 , its final speed is 6.2 m/s . 4.4×104 m/s . 6.2×104 m/s . c (the speed of light).

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