A Flywheel Is Initially Rotating at 20 Rad/s and Has

question 89

Multiple Choice

A flywheel is initially rotating at 20 rad/s and has a constant angular acceleration.After 9.0 s it has rotated through 450 rad.Its angular acceleration is:

• A)3.3 rad/s
• B)4.4 rad/s
• C)6.7 rad/s
• D)11 rad/s
• E)48 rad/s

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