Consider a Child Who Is Swinging

question 5

Multiple Choice

Consider a child who is swinging.As she reaches the lowest point in her swing:

• A)the tension in the rope is equal to her weight.
• B)the tension in the rope is equal to her mass times her acceleration.
• C)her acceleration is downward at 9.8 m/s².
• D)none of the above.

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Definitions:

AC Generator

A machine that converts mechanical energy into alternating current electrical energy.

DC Motor

An electric motor that runs on direct current electricity, widely used in various applications due to its simplicity and ease of control.

Magnetic Fields

Invisible fields produced by electrically charged objects, affecting the behavior of charged objects in the vicinity.

Valve-Regulated Lead-Acid

A type of lead-acid battery that is sealed, using valves to control gas release and prevent water loss, often used in portable and backup applications.