A Child Is Sitting on the Seat of a Swing

question 59

Multiple Choice

A child is sitting on the seat of a swing with ropes 10 m long. Her father pulls the swing back until the ropes make a 37^o angle with the vertical and then releases the swing. If air resistance is neglected, what is the speed of the child at the bottom of the arc of the swing when the ropes are vertical?

• A) 11 m/s
• B) 8.8 m/s
• C) 14 m/s
• D) 6.3 m/s
• E) 12 m/s

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Definitions:

Strategic Power

The ability to influence or control outcomes in a way that achieves long-term goals or objectives, often through careful planning and resource allocation.

Alternative Partners

Other entities or individuals with whom one could engage or collaborate, offering different options outside the current selection.

Allocation Rule

A principle or guideline used to distribute resources, responsibilities, or rewards among members of a group or organization.

Strength in Weakness

The concept that perceived disadvantages or vulnerabilities can sometimes lead to unexpected advantages or strengths.