Back to Coulomb's Law — Problem 2 · Task Set 4
Exercises: Coulomb's Law
Work through each section in order. Use $k = 9 \times 10^9$ N·m²/C² throughout. Show your work on all calculation problems.
Grade 11·20 problems·~35 min·OpenStax Physics (High School)·section·sec-18-2
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Warm-Up: Prerequisite Review
These questions review concepts needed for this section.
1.
Two charges of the same sign are brought close together. What type of electric force acts between them?