An Object Moves in a Circle of Radius R at Constant

question 29

Multiple Choice

An object moves in a circle of radius R at constant speed with a period T. If you want to change only the period in order to cut the object's acceleration in half, the new period should be

• A) T/4.
• B) T/2.
• C) T/ .
• D) T .
• E) 4T.

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Definitions:

CNS

Central Nervous System; it comprises the brain and spinal cord, controlling most functions of the body and mind.

Cerebrospinal Fluid (CSF)

A clear, colorless body fluid found in the brain and spinal cord, playing a key role in cushioning the brain and removing waste.

Nasal Conchae

Structures that extend from the lateral walls of the nasal cavity.

Paranasal Sinuses

Air-filled spaces within skull bones that open into the nasal cavity.