A Wheel Starts from Rest and Rotates with a Constant

question 68

Multiple Choice

A wheel starts from rest and rotates with a constant angular acceleration about a fixed axis. It completes the first revolution 6.0 s after it started. How long after it started will the wheel complete the second revolution?

• A) 9.9 s
• B) 7.8 s
• C) 8.5 s
• D) 9.2 s
• E) 6.4 s

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Definitions:

Conservation

A cognitive ability, described by Piaget, to understand that certain properties of objects remain the same despite changes in their form or appearance.

Egocentrism

The inability to differentiate between self and others, often leading to viewing everything in relation to oneself.

Insecure Maternal Attachment

A type of attachment characterized by anxiety and uncertainty in a child's relationship with their mother, often leading to difficulties in relationships and self-esteem.

Stranger Anxiety

A form of distress that young children experience when exposed to people they do not know, typically manifesting around 8 to 12 months of age.