5.1 Identifiseer die veiligheidsmeganisme wat deur pyl A in die tekeninge hieronder aangedui word - NSC Agricultural Technology - Question 5 - 2016 - Paper 1
Question 5
5.1 Identifiseer die veiligheidsmeganisme wat deur pyl A in die tekeninge hieronder aangedui word.
5.2 Die prent hieronder toon 'n implement wat aan die driepunteme... show full transcript
Worked Solution & Example Answer:5.1 Identifiseer die veiligheidsmeganisme wat deur pyl A in die tekeninge hieronder aangedui word - NSC Agricultural Technology - Question 5 - 2016 - Paper 1
Step 1
Identifiseer die veiligheidsmeganisme wat deur pyl A in die tekeninge hieronder aangedui word.
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Answer
Die veiligheidsmeganisme is die breekbou/breekpen.
Step 2
Noem die komponent op die trekker se driepuntemechanisme wat gebruik word om te voorkom dat die implement na die kante swaai wanneer dit gebruik word.
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Answer
Die stabiliseringsinstelling.
Step 3
Watter meganisme moet versteld word om die implement horisontaal waterpas te stel?
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Die boosterstang.
Step 4
Noem die komponent waar die kruishoek van die implement in verhouding met die trekker verstel kan word.
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Die niveauleeraars.
Step 5
Noem DRIE instandhoudingsprocedures wat gevolg moet word wanneer die hoëhoorn vir 'n lang tydperk gestoor word.
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Stoor die hark in 'n droë plek onder bedekking.
Gaan alle koëllaars na.
Gaan die staalhande hark na.
Step 6
Noem TWEE types baalmachines en identifiseer die tipe bale VAN ELKE masjien.
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Ram of suier-tipe baler - Maak langwerpige reghoekige bale.
Roller tipe baler - Maak silindriese bale.
Step 7
Benoem onderdele A, B en C in die skets hierbo.
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A = verantwoordbare waarskuwingslig/remligte.
B = veiligheidsseem/druk.
C = werkstaaters/flikkerligte/ruitligte.
Step 8
Noem DRIE omstandighede waardoor dit raadsaam sal wees om NIE op 'n openbare pad te ry met 'n abnormale breë vrag op die sleepla NIE.
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In skerm van na sonsondergang (gedurende die nag).
Wanneer die sig baie swak is.
In slegte weersomstandighede (reënerig en windig).
Step 9
Identifiseer DRIE meganiese probleme wat tydens die gebruik van 'n stroper kan voorkom.
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Vibrasie/Te hoë spoed/Ongebalanseerde hammers of rotors.
Slytasie.
Roës.
Step 10
Noem DRIE hoofoorsake van metaalkvermoeidheid by 'n hamermeul.
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Vibrasie/Te hoë snelheid.
Ongebalanseerde hammers of rotors.
Roës.
Step 11
Noem die komponent op 'n trekker wat die beheerklep van die hidrouliese stelsel aktiveer.
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Die operatorskontrolehefbome.
Step 12
Bereken die deurseme van die dryfkatrol as dit teen 25 omwentelingen (revolusies) per minuut draai en die aangedrewe katrol teen 100 omwentelingen (revolusies) per minuut draai. Toon ALLE berekeninge.
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Gebruik die formule: Na x Da = Ng x Dg.
Na = 25 omwentelingen.
Dg = 100 mm.
25 x Da = 100 x 100.
Da = 10000/25 = 400 mm.
Step 13
Draairigting van die aangedrewe katrol draai as die aandrywing blyk kruis.
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Die draairigting van die aangedrewe katrol is teenoor die dryfkatrol.
Step 14
DRIE nadele van die gebruik van V-band in aandryfstelsels.
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V-bande is moeiliker om te installeer as plat bande.
V-bande word gewoonlik nie vervaardig in lang lengtes nie.
V-bande kan nie gelas word nie.
Step 15
Noem DRIE faktore wat oorweeg moet word voordat 'n nuwe trekker aangeskaf word.
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Drywing of krag van trekker (kW).
Beskikbaarheid van parte en dienste plaaslik.
Rigidheid van konstruksie.
Step 16
Noem TWEE voordele van meganisasie in landbou.
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Verhoogde profyt/Verhoogde produktiwiteit.
Goedkoper produksie.
Step 17
Dui aan ELKE gereedskapstuk (A, B en C) pnumeaties of hidroulies.
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