Four Point Charges of Varying Magnitude and Sign Are Arranged

question 73

Multiple Choice

Four point charges of varying magnitude and sign are arranged on the corners of the square of side d as shown in the figure. Which one of the arrows shown represents the net force acting on the point charge with a charge +Q?

• A)A
• B)B
• C)C

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Definitions:

Circadian Rhythm

The internal biological clock that regulates the sleep-wake cycle and other physiological processes within a roughly 24-hour period.

Restless

A state of inability to remain still or at ease, often due to anxiety, boredom, or nervousness.

Selective Attention

The cognitive process of focusing on a specific aspect of information while ignoring other perceivable information.

Distracted

A state of reduced concentration or diverted attention away from the primary task or subject.