A Small 40-µC Charge and a Small 1

question 67

Multiple Choice

A small 4.0-µC charge and a small 1.5-µC charge are initially very far apart.How much work does it take to bring them to a final configuration in which the 4.0-µC charge is at the point x = 1.0 mm,y = 1.0 mm,and the 1.5-µC charge is at the point x = 1.0 mm,y = 3.0 mm? (k = 1/4πε₀ = 8.99 × 10⁹ N ∙ m²/C²)

• A)27 J
• B)13.5 kJ
• C)54 J
• D)13.5 J

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Definitions:

Excess Transpiration

The condition where a plant loses more water than necessary through its stomata, which can lead to dehydration.

Turgor Pressure

The internal pressure exerted by water pushing against the cell wall, which helps maintain plant structure and firmness.

Absorbing Water

The process by which water molecules are taken in by a material or organism.

Leaf Abscission

The process by which a plant sheds its leaves, often in response to environmental factors or seasonal changes to conserve resources.