An electrostatic ion thruster on a spacecraft produces a beam of singly-charged xenon ions (Xe+{\text{Xe}^+}Xe+). The thruster operates with a steady beam current of 180 mA and an accelerating potential difference of 1.2 kV1.2\text{ kV}1.2 kV.
What is the total electrical energy transferred to the ions in the beam over a operating period of 5.0 minutes5.0\text{ minutes}5.0 minutes?
1.1 kJ1.1\text{ kJ}1.1 kJ
65 kJ65\text{ kJ}65 kJ
65 MJ65\text{ MJ}65 MJ
65 J65\text{ J}65 J