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Plumbing Lvl 2 > Plumbing Lvl 2 > Flashcards

Plumbing Lvl 2 Flashcards

1
Q

What is hardness

A

The resistance of material to being cut, deformed or bent

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2
Q

What is toughness

A

The amount of energy a material can absorb without breaking or fracturing

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3
Q

What is tensile strength

A

The maximum force a material can withstand when being pulled apart

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4
Q

What is compressive strength

A

The maximum force a material can withstand when being crushed

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5
Q

What is shear strength

A

The maximum force a material can withstand when being ripped

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6
Q

What is torsion strength

A

The maximum force a material can withstand when being twisted

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7
Q

What is malleability

A

The amount of hammering and shaping a material can withstand without breaking

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8
Q

What is ductility

A

The amount that a material can be pulled, pushed or deformed without breaking

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9
Q

What is elasticity

A

The length that a material can be stretched and return to it’s original length when released

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10
Q

What is heat and electrical conductivity

A

The measure of how well a material conducts heat or electricity

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11
Q

What is heaviness

A

The denseness of a material

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12
Q

What is strength

A

The measure of how materials withstand heavy loads without breaking

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13
Q

What is velocity

A

The rate and direction of the change in the position of an object

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14
Q

What is acceleration

A

Is defined as the rate at which an object changes it’s velocity

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15
Q

What is flow rate

A

The amount of fluid that flows in a given time

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16
Q

What is force

A

A force is a push or pull upon an object that causes a change in the motion of that object

17
Q

What is force due to gravity

A

The force of gravity is the force exerted by the gravitational field of a massive object on anybody within the vicinity of its surface

18
Q

What is pressure

A

Pressure is an expression of force exerted on a surface per unit area

19
Q

What is atmospheric pressure

A

An atmosphere is a unit of pressure based on the average atmospheric pressure at sea level

20
Q

What is polybutylene used for

A

Push fit hot and cold water installations and central heating installations

Plumbing Lvl 2 (2 decks)

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