A Ball Is Whirled in a Horizontal Circle of Radius

question 46

Multiple Choice

A ball is whirled in a horizontal circle of radius r and speed v.The radius is increased to 2r keeping the speed of the ball constant.The period of the ball changes by a factor of

• A)half
• B)one
• C)two
• D)three
• E)four

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Definitions:

Waking Consciousness

is the state of awareness of one’s thoughts, feelings, and surroundings during the waking hours, characterized by alertness and mental clarity.

Attention

The mental activity of focusing intently on a single element of the surroundings while disregarding other aspects.

Circadian Cycle

The internal biological clock that regulates approximately 24-hour cycles of biological processes in organisms.

Psychological Problems

Issues or disorders that affect a person's mental health and wellbeing, ranging from anxiety and depression to schizophrenia.