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A uniformly charged insulating rod of length 13.0 cm is bent into the shape of a semicircle as shown in the figure below. The rod has a total charge of -7.50 µC. (a) Find the magnitude of the electric field (in N/C) at O, the center of the semicircle. N/C (b) Find the direction of the electric field at o, the center of the semicircle. O to the left O to the right O upward O downward O into the page out of the page (c) What if? What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of -7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC7 N/C (d) What would be electric field at O if the top half of the semicircle carried charge of -7.50 µC and bottom half, insulated from top half, carried a charge of +7. O to the left O to the right O upward O downward O into the page O out of the page

A uniformly charged insulating rod of length 13.0 cm is bent into the shape of a semicircle as shown in the figure below. The rod has a total charge of -7.50 µC. (a) Find the magnitude of the electric field (in N/C) at O, the center of the semicircle. N/C (b) Find the direction of the electric field at o, the center of the semicircle. O to the left O to the right O upward O downward O into the page out of the page (c) What if? What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of -7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC7 N/C (d) What would be electric field at O if the top half of the semicircle carried charge of -7.50 µC and bottom half, insulated from top half, carried a charge of +7. O to the left O to the right O upward O downward O into the page O out of the page

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A uniformly charged insulating rod of length 13.0 cm is bent into the shape of a semicircle as shown in the figure below. The rod has a total charge of -7.50 µC. (a) Find the magnitude of the electric field (in N/C) at 0, the center of the semicircle. N/C (b) Find the direction of the electric field at 0, the center of the semicircle. O to the left O to the right O upward O downward O into the page O out of the page (c) What if? What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of -7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC? N/C (d) What would be the direction of the electric field at O if the top half of the semicircle carried a total charge of -7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC? O to the left O to the right O upward O downward O into the page O out of the page
Transcribed Image Text:A uniformly charged insulating rod of length 13.0 cm is bent into the shape of a semicircle as shown in the figure below. The rod has a total charge of -7.50 µC. (a) Find the magnitude of the electric field (in N/C) at 0, the center of the semicircle. N/C (b) Find the direction of the electric field at 0, the center of the semicircle. O to the left O to the right O upward O downward O into the page O out of the page (c) What if? What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of -7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC? N/C (d) What would be the direction of the electric field at O if the top half of the semicircle carried a total charge of -7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC? O to the left O to the right O upward O downward O into the page O out of the page
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