The Potential Energy for a Certain Mass Moving in One

question 67

Multiple Choice

The potential energy for a certain mass moving in one dimension is given by U(x) = (2.0 J/m³) x³ - (15 J/m²) x² + (36 J/m) x - 23 J. Find the location(s) where the force on the mass is zero.

• A)4.0 m, 5.0 m
• B)(3.25 - 0.968i) m, (3.25 + 0.968i) m
• C)1.0 m
• D)2.0 m, 3.0 m
• E)3.0 m, 5.0 m

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Definitions:

Rewards

In psychology, positive reinforcements or incentives given to encourage desired behaviors.

Tokens

In behavior therapy, tangible items given as rewards for performing certain behaviors or achieving specific objectives, part of a token economy system to reinforce desired behavior.

Token Economies

A behavioral therapy technique where desirable behaviors are reinforced with tokens that can be exchanged for privileges or treats.

Staff Cooperation

The collaborative and coordinated effort of staff members working together towards common organizational goals, crucial for enhancing workplace productivity and morale.