Required Practical: Investigating Force & Extension (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
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Practise the questions
9 questions from this quiz
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Practise the questions
9 questions from this quiz
What physical law does this practical investigate?
What physical law does this practical investigate?
Hooke's law
What type of material is used in this practical?
What type of material is used in this practical?
An elastic material such as a spring
What is added to the spring during the investigation?
What is added to the spring during the investigation?
Masses
What measurement is taken with each mass added?
What measurement is taken with each mass added?
Extension
What should the graph of force against extension show?
What should the graph of force against extension show?
A directly proportional line
What does the gradient of the force-extension graph represent?
What does the gradient of the force-extension graph represent?
The spring constant
What is one cause of inaccurate length measurements in this practical?
What is one cause of inaccurate length measurements in this practical?
Human error
What happens if the spring is stretched past its elastic limit?
What happens if the spring is stretched past its elastic limit?
Force and extension are no longer proportional
What happens to a spring stretched past its elastic limit when masses are removed?
What happens to a spring stretched past its elastic limit when masses are removed?
It doesn't return to original size