10.1 Identifiseer die magnetoool A - NSC Physical Sciences - Question 10 - 2016 - Paper 1
Question 10
10.1 Identifiseer die magnetoool A.
Skryf slegs NOORDPOOL of SUIDPOOL.
10.1.2 Die spoel word deur 180° geroteer.
Sal die rigting van die stroom in segment PQ vanaf ... show full transcript
Worked Solution & Example Answer:10.1 Identifiseer die magnetoool A - NSC Physical Sciences - Question 10 - 2016 - Paper 1
Step 1
Identifiseer die magneteool A.
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Answer
Die magneteool A is die NOORDPOOL.
Step 2
Die spoel word deur 180° geroteer.
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Answer
Die rigting van die stroom in segment PQ sal vanaf Q na P wees.
Step 3
Bereken die gemiddelde krag wat die toestel verbruik.
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Die gemiddelde krag kan bereken word met die formule:
Paverage=IrmsR
Hier, Irms=5.66A en R=38.87Ω.
Dus,
Paverage=(5.66)(38.87)=220.5W
Step 4
Bereken die energie wat die toestel in een uur verbruik.
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Die energie verbruik word bereken met die formule: