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lvl 2 plumping > PLUMBING SCIENCE > Flashcards

PLUMBING SCIENCE Flashcards

1
Q

WHATS THE HEAT MEASURMENT FOR KELVIN

A

K

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2
Q

WHAT DO YOU MAKESURE IS ON BEFORE SOLDERING

A

EXTRACTOR FAN

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3
Q

WHATS THE SI UNIT FOR LENGTH

A

M

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4
Q

WHATS THE SI UNIT FOR AREA

A

M2

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5
Q

WHATS THE SI UNIT FOR VOLUME

A

M3

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6
Q

WHAT TYPE OF PLASTIC IS USED FOE HOT WATER MAINS

A

POLYBUTALENE PLASTIC

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7
Q

WHAT IS LATENT HEAT

A

HEAT REQUIRED TO CONVERTENERGY ABSORBED OR REALESEDDURING CHANGE

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8
Q

ONE TYPE OF PLASTIC

A

THERMOSETTINGPLASTIC

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9
Q

WHERE CAN YOU GET SAFETY BOOTS FROM

A

TOOLSTATION

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10
Q

WHAT DOYOU USE TODE BUR PIPE

A

DE BURRING FILE

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11
Q

WHATS A MALLEBELL SUBSTANCE

A

ABILLITY TO BE TRANSFORMED INTO SHAPES

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12
Q

WHAT TYPEOF PLASTIC IS USED FOR COLD WATER MAINS

A

PVC

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13
Q

WHAT PIPE IS USED FOR THE TOILET

A

SOIL PIPE

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14
Q

WHAT DO YOU USE TO SLICE PLASTICPIPE

A

PLASTIC PIPESNIP

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15
Q

WHAT DO YOU DO TO DAMAGED PIPE

A

TRY SALVAGE IF NOT THROW AWAY

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16
Q

WHAT IS SENSIBLE HEAT

A

HEAT THAT CAN BE FELT OR MEAUSERED

17
Q

WHAT IS HEAT MESURED IN

A

KELVIN

18
Q

WHAT VALVE GOES ON A RADIATOR

A

THEWRMO RADIATOR VALVE

19
Q

WHAT VALVE IS USED ROUND THE HOUSE

A

HEATING SYSTEMVALVE

20
Q

WHATS A GOOD HEAT CONDUCTOR

A

INSULATION

21
Q

Which of the following will cause siphonage to occur?

A

suction on point A
suction on point C

22
Q

If a customer painted their central heating pipework, what would that protect it from?

A

Atmospheric corrosion

23
Q

What would an anti-capillary groove in a lead weathering stop?

A

Corrosion of lead

24
Q

What has a sinusoidal wave form?

A

AC electricity

25
Q

On an incoming mains, which of the following would have the lowest pressure?

A

The float-operated valve to the cold water storage cistern in the loft

26
Q

The build-up of limescale in a hot water system could be noticed by

A

The hot water temperature being cooler

27
Q

whats pressure measured in?

A

Bar

28
Q

what other measurement of pressure is there?

A

Pascals

29
Q

what’s capacity measured in?

A

litres

30
Q

whats coppers relative density?

A

8.89

31
Q

what’s plastics relative density?

A

1.2

32
Q

is zinc ferrous or non ferrous

A

non ferrous

33
Q

is aluminium ferrous or non ferrous

A

non ferrous

34
Q

is lead ferrous or non ferrous

A

non ferrous

35
Q

is tin ferrous or non ferrous

A

non ferrous

36
Q
A

lvl 2 plumping (1 decks)

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