A semicircular loop of radius & carries positive charge Q distributed uniformly. (Figure 1) Figure da Al 49 < 1 of 1 > ▾ Part A Find the electric field at the loop's center (point P in the figure). Hint: Divide the loop into charge elements do as shown in the figure, write do in terms of the angle de, then integrate over 8. Express your answer in terms of the variables Q, a, Coulomb constant k, and unit vectors i, j. Use the 'unit vector' button to denote unit vectors in your answer. Submit ΤΟΠ ΑΣΦ ^ Provide Feedback Request Answer O ? Next >
A semicircular loop of radius & carries positive charge Q distributed uniformly. (Figure 1) Figure da Al 49 < 1 of 1 > ▾ Part A Find the electric field at the loop's center (point P in the figure). Hint: Divide the loop into charge elements do as shown in the figure, write do in terms of the angle de, then integrate over 8. Express your answer in terms of the variables Q, a, Coulomb constant k, and unit vectors i, j. Use the 'unit vector' button to denote unit vectors in your answer. Submit ΤΟΠ ΑΣΦ ^ Provide Feedback Request Answer O ? Next >
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Transcribed Image Text:A semicircular loop of radius a carries positive charge Q distributed
uniformly. (Figure 1)
Figure
8
de
< 1 of 1 >
Part A
Find the electric field at the loop's center (point P in the figure). Hint: Divide the loop into charge elements dq as shown in the figure, write do in terms of the angle de, then
integrate over 8.
Express your answer in terms of the variables Q, a, Coulomb constant &, and unit vectors, J. Use the 'unit vector' button to denote unit vectors in your answer.
E.
Submit
ΤΗ ΑΣΦ
Provide Feedback
fy
Request Answer
o
?
Next >
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