The Kinetic Energy of the Bob on a Simple Pendulum

question 72

Multiple Choice

The kinetic energy of the bob on a simple pendulum swinging in simple harmonic motion has its maximum value when the displacement from equilibrium is at what point in its swing?

• A)zero displacement
• B)1/4 the amplitude
• C)1/2 the amplitude
• D)equal the amplitude

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Definitions:

KMnO4

Potassium permanganate, a chemical compound with strong oxidizing properties, used in a variety of applications including as a disinfectant and in organic synthesis.

Ethylbenzene

An organic compound that is a clear, highly flammable liquid with a sweet smell, primarily used in the production of styrene, which is a precursor to polystyrene, a common plastic.

CO

Carbon monoxide, a colorless, odorless gas that is toxic to humans and animals at high concentrations, produced by incomplete combustion of carbon-containing materials.

1° Alcohol

An alcohol where the hydroxyl (-OH) group is attached to a carbon atom that is itself bonded to only one other carbon atom, known as primary alcohol.