Question 30
Question 30 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
18. Electric fields
18.5. Electric potential

understand how the concept of electric potential leads to the electric potential energy of two point charges and use Ep = Qq/(4πε0r)

18. Electric fields
18.3. Electric force between point...

recall and use Coulomb’s law F = Q1Q2/(4πε0r²) for the force between two point charges in free space