10.1 Definieer 'n transformator - NSC Technical Sciences - Question 10 - 2021 - Paper 1
Question 10
10.1 Definieer 'n transformator.
'n Transformator is 'n toestel wat word gebruik om die potensiaalverskil te verhoog of te verlaag.
10.2 Bepaal die waarde van die ... show full transcript
Worked Solution & Example Answer:10.1 Definieer 'n transformator - NSC Technical Sciences - Question 10 - 2021 - Paper 1
Step 1
Definieer 'n transformator.
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Answer
'n Transformator is 'n toestel wat word gebruik om die potensiaalverskil te verhoog of te verlaag.
Step 2
Bepaal die waarde van die sekondêre potensiaalverskil.
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Die sekondêre potensiaalverskil kan bereken word met die formule:
rac{V_s}{V_p} = rac{N_s}{N_p}
Hierdie formule gee ons die waarde van die sekondêre potensiaalverskil as:
V_s = rac{80}{1500} imes 120 = 2.25
Dus, die sekondêre potensiaalverskil is 250 V.
Step 3
Identifiseer die tipe generator wat voorgestel word deur FIGUUR 1.
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FIGUUR 1 is 'n GS-generator, wat 'n DC generator is.
Step 4
Identifiseer die tipe generator wat voorgestel word deur FIGUUR 2.
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FIGUUR 2 is 'n WS-generator, wat 'n AC generator is.
Step 5
Noem komponent A.
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Komponent A is 'n kommutator.
Step 6
Noem komponent B.
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Komponent B is 'n slip ring.
Step 7
Noem die funksie van komponent A.
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Die kommutator behou elektriese kontak tussen die las en die roterende spoel in 'n GS-generator.