Asked by lara

The electric force on a -1µC point charge due to a nearby 8µC point charge is

-7.1 î + 8ˆj?

What is the magnitude of this force?

Can someone help me how to set up the problem?

Answers

Answered by oobleck
as usual, that would be √(7.1^2 + 8^2)

review vectors and their magnitudes
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