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United StatesPhysics C: Electricity and MagnetismQuick questions

Unit 8: Electric Charges, Fields, and Gauss's Law

Quick questions on Electric fields - AP Physics C E&M Unit 8

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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A +5.0+5.0 nC point charge is at the origin. Calculate the field magnitude 0.200.20 m away (k=8.99×109k = 8.99\times10^9). [2 points]
What is q2?
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A charge of 3.0μC-3.0\,\mu\text{C} sits where E=200\vec{E} = 200 N/C points north. Find the force on it. [2 points]

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