hookes law Flashcards

1
Q

what does hooke`s law state

A

it states that the extension is directly proportional to the applied load up to a limit known as the limit of proportionality

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2
Q

what is natural length

A

is the length of the spring when no stretching or compressing forces are applied

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3
Q

whats extension

A

the difference between the stretched length of a spring and its natural length

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4
Q

what is Hooke`s law

A

its the behaviour of metal wires and springs when they are stretched or compressed the difference between its extended length and its natural length

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5
Q

whats hooke`s law equation

A

f= k x e

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6
Q

what does f mean in hookes equation
what about k
what about e
whats k equal

A

f is the applied force
e is the extension in cm
k is the spring constant in n/cm or n/mm
it is equal to the gradient of the line

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7
Q

what is k sometimes called

A

the stiffness constant or Hooke`s law constant

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8
Q

what does plastic mean in Hooke`s law

A

materials return to their original length when the stretching force is moved

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9
Q

what does elastic mean in Hooke`s law

A

materials don`t return to their original length when the stretching force is moved

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