Springs Flashcards

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1
Q

define spring constant

A

the force needed to stretch a spring a unit of distance

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2
Q

what does a straight line through the origin on a force extension graph tell us

A

the extension of a spring is directly proportional to a force acting on it (Hookes law)

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3
Q

what can yo say about an elastic object when the line on a force extension graph is no longer straight

A

the object has exceeded its elastic limit. it will no longer return to its original length

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4
Q

what does the gradient of a force extension graph tell you about an elastic object

A

it’s spring constant. the steeper the gradient the larger the force constant

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5
Q

what type of energy is stored in a stretched spring

A

elastic potential energy

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