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Two charges are located on the x axis: q1 = +4.7C at x1 = +4.2 cm, and q2 = +4.7C at x2 = -4.2 cm. Two other charges are located on the y axis: q3 = +3.9C at y3 = +4.9 cm, and q4 = -11C at y4 = +6.2 cm. Find (a) the magnitude and (b) the direction of the net electric field at the origin.

Question

Two charges are located on the x axis: q1 = +4.7C at x1 = +4.2 cm, and q2 = +4.7C at x2 = -4.2 cm. Two other charges are located on the y axis: q3 = +3.9C at y3 = +4.9 cm, and q4 = -11C at y4 = +6.2 cm. Find (a) the magnitude and (b) the direction of the net electric field at the origin.

check_circleAnswer
Step 1
The (ocation of changes is as shown 'n the
figure bebw
Y4ニ+62 cm
3-4CM
Wつ7-カー
そ42cm
+47C
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The (ocation of changes is as shown 'n the figure bebw Y4ニ+62 cm 3-4CM Wつ7-カー そ42cm +47C

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Step 2
unit
To find the net electric field af the aigin, con sider
positve chotge af osigln and find the clectnic force beaause
of tall the charges
4rom Coulomb's Law wc havc,
ka
Fe =
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unit To find the net electric field af the aigin, con sider positve chotge af osigln and find the clectnic force beaause of tall the charges 4rom Coulomb's Law wc havc, ka Fe =

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Step 3
Force of oign becaue of chage 9, is F
13
2.4 K10 N
Disuection of Fi is along -Ve x-axis.
help_outline

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Force of oign becaue of chage 9, is F 13 2.4 K10 N Disuection of Fi is along -Ve x-axis.

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