Summary: Physics 182 Exam 2 Sample Problems
Dr. S.G. Alexander Miami University
Multiple Choice. Choose the one alternative that BEST completes the statement or answers the question.
The correct answers are A, C, C, B, C, B
A 3.0 C charge experiences a 45.0 i N force. What is the electric field at the location of the 3.0 C charge?
15 i N/C B)
5.3 i N/C C)
-15 i N/C D)
-5.3 i N/C
2) In the figure below d = 2.6 cm. What is the electric field at the position indicated by the dot in the figure?
A) 8.5 × 104 N/C, at 8.5° below the horizontal B) 7.9 × 104 N/C, at 8.5° below the horizontal
C) 7.9 × 104 N/C, at 5.2° below the horizontal D) 8.5 × 104 N/C, at 5.2° below the horizontal
3) The figure shows two 5.0 g spheres suspended from 1.0-m-long threads. The spheres repel each other after