Physics · Electrostatics
If protons and electrons are the only basic charges in the universe, all observable charges must be integral multiples of e. Thus, if an object contains x electrons and y protons, the net charge on the object will be:
- 1(y - x)e✓
- 2(x - y)e
- 3(x + y)e
- 4-(x + y)e
Correct answer
(y - x)e
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