1.1.1 Die plasmasnymasjien sny die metaal met 'n .. - NSC Agricultural Technology - Question 1 - 2016 - Paper 1
Question 1
1.1.1 Die plasmasnymasjien sny die metaal met 'n ...
A waterstraal.
B infrarooi straal.
C elektriese boog.
D mengsel van brandende gasse.
1.1.2 Die beste gasmengse... show full transcript
Worked Solution & Example Answer:1.1.1 Die plasmasnymasjien sny die metaal met 'n .. - NSC Agricultural Technology - Question 1 - 2016 - Paper 1
Step 1
Die plasmasnymasjien sny die metaal met 'n ...
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Answer
C elektriese boog.
Step 2
Die beste gasmengsel om die staal met 'n plasmasnymasjien te sny ...
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A argon en waterstof.
Step 3
Oksidasie word nie gebruik word om ... te sny nie.
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D aluminium.
Step 4
... veroorsaak nie ondersnyding wanneer MIG-sweising gedoen word nie.
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C 'n Wortelgapings wat te klein is.
Step 5
As jy swart rook by die uitlaatpyp van 'n kompressie-ontstekingsjien sien uitkom, dui dit 'n ... aan.
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Answer
B ryklubrandstofmengsel.
Step 6
... van die trekkerweg moet op die voornewe bly om stuurprobleme te voorkom wanneer bale met die driepuntmeganisme opgekyk word.
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B 30%.
Step 7
Verander EEN van die volgende handelinge kan beserings veroorsaak wanneer iemand met saamgeperste lug werk?
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A Om 'n vogmatroband in 'n staalhoop op te sit.
Step 8
Globale positoneringsstelsels (GPS) gebruik ten minste drie ... om 'n presiese ligging enige plek op Aarde te bepaal.
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D satelliete.
Step 9
Die funksie van veranderliketempo-tegnologie (VTT/VRT) is om ...
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C 'n trekker se temperatuur te optimaliseer.
Step 10
'n Werksheffing wat meer as ... kan die kragafakker (PTO)-stelsel ernstig beskadig.
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B 30°.
Step 11
Biologiese/Bakteria.
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Trekker.
Step 12
Die punt van 'n hidrauliese silinder wat die skag bevat, is swakker as die ander punt as gevolg van die volume wat die olie druk bloedstof word.
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oppervlakte.
Step 13
Wanneer swaar vragte met 'n vragmotor vervoer word, moet die bestuurder die banddruk verander wanneer hy 'n gebied met 'n steil afdraand nader.
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rat/speed/ratverhouding.
Step 14
'n Barometer kan gebruik word om verdampingsverliees te bepaal.
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