The Force on an Electron Moving in a Magnetic Field

question 48

Multiple Choice

The force on an electron moving in a magnetic field will be the largest when its direction is

• A) at an angle other than 90 degrees to the magnetic field direction.
• B) the same as the magnetic field direction.
• C) perpendicular to the magnetic field direction.
• D) exactly opposite to the magnetic field direction.
• E) none of these

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Definitions:

Slope Failure

A geologic process where a slope collapses abruptly due to gravity, often triggered by saturation, erosion, or earthquakes.

Precipitation

Any form of water - liquid or solid - that falls from the atmosphere and reaches the ground, including rain, snow, sleet, and hail.

Undercutting

The process of eroding the base or lower part of a structure or landform, often leading to its collapse or the formation of overhangs.

Volcanic Eruption

The process of magma, ash, and gases being expelled from a volcano, which can have significant impacts on landscapes, atmospheres, and human populations.