An Electron Is Fired Through a Pair of Deflection Plates,which $\times$

question 67

Multiple Choice

An electron is fired through a pair of deflection plates,which produce a 2.00 cm long region with an electric field of 4000 N/C perpendicular to the electron's initial velocity.If the initial speed of the electron is 1.00 $\times$ 10⁷ m/s,what angle will its new velocity make with the direction of the original velocity?

• A) 14\(^{\circ}\)
• B) 8.0\(^{\circ}\)
• C) 5.5\(^{\circ}\)
• D) 4.6\(^{\circ}\)
• E) 1.4\(^{\circ}\)

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Definitions:

Conservationists

Individuals or groups who advocate for the protection and preservation of natural environments and wildlife.

Wind Erosion

The process by which the wind moves soil, sand, or rock particles, leading to the shaping of the land or the removal of soil.

Desertification

The transformation of productive soil into desert, often due to factors like drought, the clearing of forests, or unsuitable farming practices.

Conservation Biology

Field of applied biology that surveys biodiversity and seeks ways to maintain and use it nondestructively.