The Tangential Force F Shown in Figure Below Is Applied

question 7

Multiple Choice

The tangential force F shown in figure below is applied to a 2-kg disc with a 30-cm diameter which is allowed to rotate about an axis through its center.The magnitude of this tangential force is given in the graph of F vs.Angular Position.With the disc at rest initially and ignoring frictional torque,determine the disc's angular velocity after one full rotation

• A)-20.5 rad/s
• B)+20.5 rad/s
• C)0 rad/s
• D)-420 rad/s
• E)+420 rad/s

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Definitions:

Negligence Claim

A legal action taken when a person suffers harm due to another's failure to take reasonable care to prevent such harm.

Duty of Care

A legal obligation imposed on an individual requiring adherence to a standard of reasonable care while performing acts that could harm others.

Monetary Damages

Financial compensation awarded in court to indemnify harm or loss suffered by an individual or entity.

Negligence Per Se

A legal doctrine where an act is considered negligent because it violates a statute or regulation that is designed to protect the public.