How Much Work Is Required to Stretch an Ideal Spring

question 29

Multiple Choice

How much work is required to stretch an ideal spring of spring constant (force constant) 40 N/m from x = 0.20 m to x = 0.25 m if the unstretched position is at x = 0.00 m?

• A)0.45 J
• B)0.80 J
• C)1.3 J
• D)0.050 J

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Definitions:

Negative Reinforcement

A form of conditioning where a response is strengthened by stopping, removing, or avoiding a negative outcome or aversive stimulus.

Law Of Effect

A principle in psychology that behaviors followed by positive outcomes are likely to be repeated, while those followed by negative outcomes are less likely to be repeated.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.

Operant Conditioning

A learning process through which behavior is shaped and maintained by its consequences, including reinforcements and punishments.