A Thin,circular Disk of Radius 30

question 58

Multiple Choice

A thin,circular disk of radius 30.0 cm is oriented in the yz-plane with its center at the origin.The disk carries a total charge of +3.00 μC distributed uniformly over its surface.Calculate the magnitude of the electric field due to the disk at the point along the x-axis.

• A) 9.95 × 10⁵ N/C
• B) 4.98 × 10⁵ N/C
• C) 3.31 × 10⁵ N/C
• D) 2.49 × 10⁵ N/C
• E) 1.99 × 10⁵ N/C

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