A Charge Q = -7 $\mu$ C Is Uniformly Distributed on a Thin Plastic Ring

question 62

Multiple Choice

A charge Q = -7.8 $\mu$ C is uniformly distributed on a thin plastic ring.The radius of the ring is 4.3 cm.Calculate the electric potential at the center of the ring.Assume that the electric potential is zero at points infinitely far away from the ring.

• A)-3.8 * 10⁷ V
• B)3.8 * 10⁷ V
• C)0 V
• D)-1.6 * 10⁶ V
• E)1.6 * 10⁶ V

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The process of forming a myelin sheath around the nerves to enable faster transmission of electrical signals within the nervous system.

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Long, slender projections of nerve cells that transmit electrical impulses away from the neuron's cell body.

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