4. The following table shows the charge and location of two point charges in an xy-plane: q1 q2 charge 3.0 με -4.0 με location (x,y) (3.50 cm, 0.50 cm) (-2.0 cm, 1.5 cm) a. What is the magnitude and direction of the electrostatic force on q2? Ans: 35 N, 10.3 degrees South of East b. If you add a third charge q3 of 4.0 μC, the net electrostatic force on q2 becomes zero. Where did you put this third charge? Ans: (-8.35 cm, 2.65 cm)

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Given:
Unknown:
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Brief sentence describing your strategy to solve the problem:
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Transcribed Image Text:Please include the following in your solution: Given: Unknown: Equation/s to use: Brief sentence describing your strategy to solve the problem: Solution (box your final answer):
1, A point charge of 3.0 µC is 12.0 cm away from a second point charge of -1.50 µC. Calculate the magnitude of the force on each
charge. Answer: 2.81 N
2. A point charge of 26 μC experiences an electrostatic force of magnitude 5.70 N with another point charge of -47.0 µC. How far
apart are the two charges? Answer: 1.39 m
3. When you add the charge of two positive point charges, the sum is 50 µC. The two charged objects are separated by a distance of
2 m, and they both feel an electrostatic force of 1 N. What are the charges of each object? Ans: 11.6 µC and 38.4 µC.
4. The following table shows the charge and location of two point charges in an xy-plane:
q1
q2
charge
3.0 με
-4.0 με
location (x,y)
(3.50 cm, 0.50 cm)
(-2.0 cm, 1.5 cm)
a. What is the magnitude and direction of the electrostatic force on q2? Ans: 35 N, 10.3 degrees South of East
b. If you add a third charge q3 of 4.0 µC, the net electrostatic force on q2 becomes zero. Where did you put this third charge? Ans:
(-8.35 cm, 2.65 cm)
Transcribed Image Text:1, A point charge of 3.0 µC is 12.0 cm away from a second point charge of -1.50 µC. Calculate the magnitude of the force on each charge. Answer: 2.81 N 2. A point charge of 26 μC experiences an electrostatic force of magnitude 5.70 N with another point charge of -47.0 µC. How far apart are the two charges? Answer: 1.39 m 3. When you add the charge of two positive point charges, the sum is 50 µC. The two charged objects are separated by a distance of 2 m, and they both feel an electrostatic force of 1 N. What are the charges of each object? Ans: 11.6 µC and 38.4 µC. 4. The following table shows the charge and location of two point charges in an xy-plane: q1 q2 charge 3.0 με -4.0 με location (x,y) (3.50 cm, 0.50 cm) (-2.0 cm, 1.5 cm) a. What is the magnitude and direction of the electrostatic force on q2? Ans: 35 N, 10.3 degrees South of East b. If you add a third charge q3 of 4.0 µC, the net electrostatic force on q2 becomes zero. Where did you put this third charge? Ans: (-8.35 cm, 2.65 cm)
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