1) What does the electrostatic potential energy of a particle depend on? a) A. Mass of particles b) B. Speed of particles c) C. Distance and charges of the particles d) D. Direction of motion 2) Which of the following best describes the electrostatic potential energy of two opposite charges? a) A. Positive b) B. Negative c) C. Zero d) D. Depends on mass 3) What happens to the electrostatic potential energy as the distance between two like charges increases? a) A. Increases b) B. Becomes zero c) C. Decreases d) D. Remains constant 4) Which of the following best describes the nature of electrostatic and gravitational forces? a) A. Both are repulsive b) B. Both follow inverse square law c) C. Only gravitational force depends on distance d) D. Electrostatic force is independent of distance 5) Which force can either attract or repel? a) A. Gravitational b) B. Magnetic c) C. Electrostatic d) D. Nuclear 6) Why is it harder to separate attractive particles when they are closer? a) A. They weigh more b) B. Potential energy is higher c) C. Force is stronger due to inverse square law d) D. They gain speed 7) What causes a magnet to lower its magnetic potential energy? a) A. Spinning faster b) B. Increasing distance from magnetic fields c) C. Aligning with stronger magnetic fields d) D. Reversing polarity 8) In a maglev train, what provides the forward motion? a) A. Gravity b) B. Friction c) C. Repelling magnetic force d) D. Attractive magnetic force

Electromagnetic PE

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