An electron and a proton are both at rest. Each is accelerated through a potential difference of magnitude 300 V. After the acceleration, which particle is moving faster? What is its approximate speed? Answer Unselected The electron is moving faster. Its final speed is approximately 105 m/s. Unselected The proton is moving faster. Its final speed is approximately 107 m/s. Unselected The proton is moving faster. Its final speed is approximately 105 m/s. Unselected The electron is moving faster. Its final speed is approximately 107 m/s. Unselected The electron is moving faster. Its final speed is approximately 103 m/s. Unselected The proton is moving faster. Its final speed is approximately 103 m/s. Unselected I don't know yet