Question detail
In Forces and elasticity, which response best shows definition precision for Hooke's law and spring constant: determine spring constant from the gradient of a force-extension graph?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Forces and elasticity
Question
- A. Hooke's law and spring constant: Determine spring constant from the gradient of a force-extension graph ? use extension with definition precision.
- B. Hooke's law and spring constant: this confuses elastic and plastic deformation and misses the definition precision focus.
- C. Forces and elasticity: this gives a vague answer without applying extension.
- D. Hooke's law and spring constant: this uses the wrong force or motion condition for determine spring constant from the gradient of a force-extension graph.
Answer
The correct answer is: Hooke's law and spring constant: Determine spring constant from the gradient of a force-extension graph ? use extension with definition precision.
Explanation
The correct option is Hooke's law and spring constant: Determine spring constant from the gradient of a force-extension graph ? use extension with definition precision.. It is correct because it answers the approved objective to determine spring constant from the gradient of a force-extension graph in the specific subtopic Hooke's law and spring constant. The definition precision focus keeps elastic and plastic deformation distinct and uses the named force or motion idea instead of a generic Physics statement.
Common mistake
Misunderstanding Gradient
Students often confuse the gradient of a force-extension graph with the total extension, thinking it represents the overall length change rather than the spring constant.
Emphasize that the gradient of the linear section of the graph represents the spring constant, which is the ratio of force to extension, not the total extension itself.
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