Question:
Electrical energy is transmitted over large distances at high alternating voltages. Which of the following statements is (are) correct?
(a) For a given power level, there is a lower current.
(b) Lower current implies less power loss.
(c) Transmission lines can be made thinner.
(d) It is easy to reduce the voltage at the receiving end using step-down transformers.
Solution:
(a) For a given power level, there is a lower current.
(b) Lower current implies less power loss.
(d) It is easy to reduce the voltage at the receiving end using step-down transformers.
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