A-LevelPhysicsElectric fields9702/12 · Feb/Mar 2018 · Q301 Mark
An electron passes into the space between two parallel plates that are 5.0 cm apart and which are maintained at electric potentials of +2000 V and –500 V, respectively. [Figure 30.1] What is the electric force on the electron?
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A1.6 x 10⁻¹⁵ N
B4.8 × 10⁻¹⁵ N
C6.4 × 10⁻¹⁵ N
D8.0 × 10⁻¹⁵ N
✓ Correct answer
D: 8.0 × 10⁻¹⁵ N
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