A Spring of Spring Constant K Is Attached to a Block

question 33

Multiple Choice

A spring of spring constant k is attached to a block of mass m.The spring moves the block through a displacement x.How can you calculate how much work the spring does on the block?

• A)Multiply the spring force, kx, by the distance x.
• B)Multiply the spring force, ½ kx², by the distance x.
• C)Integrate the spring force, kx, over the distance x.
• D)Integrate the spring force, ½ kx², over the time it takes the block to move.
• E)You cannot calculate this without knowing the acceleration of the block.

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Definitions:

Context Reframing

A technique in therapy and communication that involves changing the context or perspective of a thought or situation to see it in a more positive or manageable light.

Cognitive Restructuring

A psychotherapeutic process of learning to identify and dispute irrational or maladaptive thoughts known as cognitive distortions.

Functional Fixity

Describes a cognitive bias that limits a person to using objects or ideas in only the way they are traditionally used, hindering creativity and problem-solving.

Maladaptive Schemas

Enduring patterns of thought and behavior that are dysfunctional and negatively impact one’s life.