Exam-style question
Try this first
What does Millikan's oil-drop experiment demonstrate about electric charge?.
- A.Charge is quantized
- B.Charge can vary continuously
- C.Charge is only present in metals
- D.Charge cannot be measured
Model answer
What a good answer should say
- Charge is quantized
Explanation
Why this works
The experiment showed that the charge on the oil droplets was always a multiple of a fundamental charge value, demonstrating that electric charge is quantized.
Common mistake
No common mistake is linked to this question yet.