An Ion with a Charge of +3

question 4

Multiple Choice

An ion with a charge of +3.25 *10⁻¹⁹ C is in region where a uniform electric field of 5 * 10^4. V/m is perpendicular to a uniform magnetic field of 0.8 T. If its acceleration is zero then its speed must be:

• A) 0
• B) 1.6 *10⁴ m/s
• C) 4.0* 10⁵ m/s
• D) 6.3 *10⁵ m/s
• E) any value but 0

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Definitions:

Turbulence

Irregular, chaotic motion of fluid or air, often causing rapid changes in speed and direction.

Hydrograph

A chart that shows the flow of water, typically in rivers or streams, over a period of time, illustrating changes in water level or discharge.

River's Discharge

The volume of water flowing through a river channel at any given location and time, typically measured in cubic meters per second.

Time Change

An alteration in the standard time, usually referring to adjustments made for daylight saving time or time zone changes.