Materials crossword

?
.......... mass by 9.81 to get weight
multiply
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mass per unit volume
density
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The law stating force is proportional to extension provided the elastic limit has not been reached
Hookes
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Finding this gives the spring stiffness constant for a graph of F vs extension
gradient
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for two springs in parallel the gradient of F vs extension will be ........... that of a single spring
double
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The area under the graph of F vs extension gives (two words)
Energy stored
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the difference in the x axis intercepts for a loading and unloading curve
permanent extension
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The type of deformation when a graph of F vs extension becomes curved
plastic
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Force dividied by cross sectional area
stress
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Extension divided by original length
strain
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Stress divided by strain
Youngs modulus
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Unit for youngs modulus and stress
Pascal
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The gradient of the straight line section of a stress strain graph (two words)
Youngs Modulus
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The description of a material when it returns to it's original size and shape when the load has been removed
Elastic
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Can be drawn out into wires
Ductile
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The description of a material which cannot be permanently stretched and breaks soon after the elastic limit has been reached
Brittle
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The maximum stress which can be applied without causing a permanent extension (two words)
elastic limit
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A point at which a small amount of additional force causes a substantial extension (two words)
Yield point
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The stress at which a material breaks
Breaking stress
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A material which can withstand a large force before it breaks
Strong
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A material which is requires a large force in order to change its shape or size
Stiff
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A material expands slowly when exposed to long term stresses
Creep
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The point of maximum stress on a stress strain graph
UTS
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When a material gets narrow in one point along its length when undergoing a stress
necks
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Other cards in this set

Card 2

Front

mass per unit volume

Back

density

Card 3

Front

The law stating force is proportional to extension provided the elastic limit has not been reached

Back

Preview of the front of card 3

Card 4

Front

Finding this gives the spring stiffness constant for a graph of F vs extension

Back

Preview of the front of card 4

Card 5

Front

for two springs in parallel the gradient of F vs extension will be ........... that of a single spring

Back

Preview of the front of card 5
View more cards

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