The velocity of an electron is changed from c/2 in the -x direction to c/2 in the +x direction.As a result, its kinetic energy changes by: A)2mc² B) mc² C)mc² D)0.5mc²

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The Answer of The velocity of an electron is changed from c/2 in the -x direction to c/2 in the +x direction.As a result, its kinetic energy changes by: A)2mc² B) mc² C)mc² D)0.5mc²

The Velocity of an Electron Is Changed from C/2 in the -X