Two Protons Are Released from Rest,with Only the Electrostatic Force

question 4

Multiple Choice

Two protons are released from rest,with only the electrostatic force acting.Which of the following statements must be true about them as they move apart? (There could be more than one correct choice. )

• A)Their electric potential energy keeps increasing.
• B)Their kinetic energy keeps increasing.
• C)Their electric potential energy keeps decreasing.
• D)Their kinetic energy keeps decreasing.
• E)Their acceleration keeps decreasing.

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