Question
Asked Nov 8, 2019
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 A solid plastic sphere of radius 10 cm has charge with uniform density
throughout its volume. The electric field 5 cm from the center is 86 kN/C
radially inward. Find the magnitude of the electric field 15cm from the center.
(Answer: 76.4KN/C)

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Expert Answer

Step 1

For r<=1...

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86KN/C Elr constant 5 so,atr 10cm 86kN/Cx10 E (10)= 5 =172

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