Positive Charge +Q Is Uniformly Distributed on the Upper Half $\uparrow$

question 26

Multiple Choice

Positive charge +Q is uniformly distributed on the upper half of a semicircular rod and negative charge -Q is uniformly distributed on the lower half. What is the direction of the electric field at point P, the center of the semicircle?

• A) \(\uparrow\)
• B) \(\downarrow\)
• C)\(\leftarrow\)
• D) \(\rightarrow\)

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Definitions:

Fires

Rapid oxidation processes that result in the emission of heat and light in varying intensities; often considered a hazard when uncontrolled.

Electrical Charge

A physical property of matter that causes it to experience a force when placed in an electromagnetic field, measurable in coulombs.

Neuron

A distinct cell type responsible for conveying nerve signals; it forms the fundamental unit of the nervous system.

Action Potential

A short-lasting event in which the electrical membrane potential of a cell rapidly rises and falls, allowing neurons to transmit signals.