A Particle (Q = +5

question 109

Multiple Choice

A particle (q = +5.0 μC) is released from rest when it is 2.0 m from a charged particle which is held at rest. After the positively charged particle has moved 1.0 m toward the fixed particle, it has a kinetic energy of 50 mJ. What is the charge on the fixed particle?

• A) −2.2 μC
• B) +6.7 μC
• C) −2.7 μC
• D) +8.0 μC
• E) −1.1 μC

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Definitions:

Organized Whole

A principle often related to Gestalt psychology, emphasizing that the total of any given situation or entity is more than the sum of its parts.

Size Constancy

A perceptual phenomenon where the perceived size of an object remains the same, despite changes in the size of the object's image on the retina.

Object Constancy

Correctly perceiving objects as staying the same in their size, shape, color, and lightness, across viewing conditions that yield different physical input to the eyes.

Wavelengths

The spacing between consecutive peaks of a wave, particularly in sound waves or electromagnetic waves.