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FIGUUR 9.1 hieronder toon `n rataandrywingstelsel - NSC Mechanical Technology Welding and Metalwork - Question 9 - 2017 - Paper 1

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FIGUUR 9.1 hieronder toon `n rataandrywingstelsel. Dryfat A op die as van die elektriese motor het 18 tande wat met rat B, met 36 tande, op `n tussenas inkaam. Daar ... show full transcript

Worked Solution & Example Answer:FIGUUR 9.1 hieronder toon `n rataandrywingstelsel - NSC Mechanical Technology Welding and Metalwork - Question 9 - 2017 - Paper 1

Step 1

Rotasiefrekwensie van die leweringsas indien die elektriese motor teen 1 660 r/min roter

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Answer

Om die rotasiefrekwensie van die leweringsas te bereken, gebruik ons die verhouding van die tande:

Die formule is: N_{uitset} = rac{T_{A} imes N_{set}}{T_{B} imes T_{C}}

Plaas die waardes in: N_{uitset} = rac{18 imes 1660}{36 imes 16} N_{uitset} = rac{29640}{576} = 288,70 ext{ r/min}

Step 2

Snelheidsverhouding tussen die inset- en leweringsas

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Answer

Die snelheidsverhouding (VR) kan bereken word deur die inset- en leweringsas rotasies te vergelyk:

VR = rac{N_{inset}}{N_{uitset}}

Plaas die waardes in: VR = rac{1660}{288,70} = 5,75 : 1

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