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Q1 – What are the main advantages of distributing electrical power at high voltages?
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Q2 – Name the THREE main sections malting up an electrical reticulation network
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Q3 – Briefly describe what happens during the transmission stage of the reticulation network
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Q4 – In a step-up transformer, the primary winding is made up of thick insulated copper wire and the secondary winding is made up of thinner insulated copper wire. Why is this so?
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Q5 – Make a neat, labelled sketch of a typical AC distribution network, from the substation to the consumer. All relevant voltages must be included
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Q6 – Explain the term reticulation
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Q7 – Name the SEVEN types of power stations found is South Africa.
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Q8 – Discuss why power stations are situated far from major load centres.
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Q9 – Briefly explain the operation of a pumped storage hydroelectric power station.
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Q10 – Why is there no neutral conductor in a high voltage transmission line?
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Q11 – Explain the advantages and disadvantages of high-voltage transmission.
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Q12 – What are the advantages of the ring feeder system compared to the radial feeder system?
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Q13 – Where are ring distribution systems mostly used?
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Q14 – Name the FOUR main types of distribution feeder systems that are used
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Q15 – Give the main characteristic of a radial distribution system
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