A Ball Is Whirled on the End of a String

question 51

Multiple Choice

A ball is whirled on the end of a string in a horizontal circle of radius R at constant speed v. Complete the following statement: The centripetal acceleration of the ball can be increased by a factor of 4 by

• A)keeping the speed fixed and increasing the radius by a factor of 4.
• B)keeping the radius fixed and increasing the speed by a factor of 4.
• C)keeping the radius fixed and increasing the period by a factor of 4.
• D)keeping the radius fixed and decreasing the period by a factor of 4.
• E)keeping the speed fixed and decreasing the radius by a factor of 4.

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Definitions:

Plate Boundaries

The edges where two tectonic plates meet, characterized by seismic and volcanic activity, along which plates move apart, together or past each other.

Plate Boundaries

The edges where two tectonic plates meet, often associated with seismic and volcanic activity.

Plate Boundaries

The edges where two or more tectonic plates meet, characterized by earthquakes and volcanic activity due to the movement of the plates.

Accompanying Map

A map provided with other materials or data to help illustrate relationships, locations, or findings related to the main topic of study.