5. [8 pts] Consider the system with two charges, where q=7.5×10-7 C. Find the magnitude of the electric field at location L. In addition, sketch the approximate direction of È at L. (You do not have to calculate the exact direction.) -q 4.0 cm 4.0 cm L +q

5. [8 pts] Consider the system with two charges, where q=7.5×10-7 C. Find the magnitude of the electric field at location L. In addition, sketch the approximate direction of È at L. (You do not have to calculate the exact direction.) -q 4.0 cm 4.0 cm L +q

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter18: Electric Charge And Electric Field

Section: Chapter Questions

Problem 12CQ: Why must the test charge q in the definition of the electric field be vanishingly small?

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Question

5. [8 pts] Consider the system with two charges, where
q=7.5×10-7 C. Find the magnitude of the electric field at
location L. In addition, sketch the approximate direction
of È at L. (You do not have to calculate the exact direction.)
-q
4.0 cm
4.0 cm
L
+q

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