21.96 . Two charges are placed as Figure P21.96 shown in Fig. P21.96. The magnitude of qi is 3.00 µC, but its sign and the value of the charge q2 are not known. The direction of the net electric field È at point P is entirely in the negative y-direction. (a) Considering the different possible signs of q1 and q2, four possible diagrams could represent the electric fields Éj and E2 produced by qi and q2. Sketch the four possible electric- field configurations. (b) Using the sketches from part (a) and the direction of É, deduce the signs of q and q2. (c) Determine the magnitude of É. 5.0 cm 12.0 ст 91 13.0 cm 92

21.96 . Two charges are placed as Figure P21.96 shown in Fig. P21.96. The magnitude of qi is 3.00 µC, but its sign and the value of the charge q2 are not known. The direction of the net electric field È at point P is entirely in the negative y-direction. (a) Considering the different possible signs of q1 and q2, four possible diagrams could represent the electric fields Éj and E2 produced by qi and q2. Sketch the four possible electric- field configurations. (b) Using the sketches from part (a) and the direction of É, deduce the signs of q and q2. (c) Determine the magnitude of É. 5.0 cm 12.0 ст 91 13.0 cm 92

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 42PE: (a) Find the total electric field at x = 1.00 cm in Figure 18.52(b) given that q =5.00 nC. (b) Find...

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

21.96 **. Two charges are placed as Figure P21.96
shown in Fig. P21.96. The magnitude
of qi is 3.00 µC, but its sign and the
value of the charge q2 are not known.
The direction of the net electric field
É at point P is entirely in the negative
y-direction. (a) Considering the different
possible signs of q1 and q2, four possible diagrams could represent the electric
fields Ēj and É2 produced by q1 and 92. Sketch the four possible electric-
field configurations. (b) Using the sketches from part (a) and the direction of
É, deduce the signs of q1 and q2. (c) Determine the magnitude of E.
P
5.0 cm
12.0 cm
13.0 cm
92

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