A Mass of 0

question 46

Multiple Choice

A mass of 0.4 kg,attached to a spring with a spring constant of 80 N/m,is set into simple harmonic motion.What is the magnitude of the acceleration of the mass when at its maximum displacement of 0.2 m from the equilibrium position?
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• A) zero
• B) 20 m/s²
• C) 10 m/s²
• D) 40 m/s²
• E) ​80 m/s²

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Definitions:

Richard Atkinson

A psychologist who, along with Richard Shiffrin, proposed the multi-store model of memory, which includes sensory memory, short-term memory, and long-term memory.

Trace Memory

A type of memory that results from automatic or unconscious learning and is not part of our conscious awareness, often revealed through performance rather than explicit recall.

Sensory Memory

The shortest-term element of memory, which allows individuals to retain impressions of sensory information after the original stimulus has ceased.

Short-Term Memory

The power to retain a slight amount of data in a state of readiness and activity for a brief period.