(i) Explain why voltages and currents in ac circuits are typically described using root mean square magnitudes.

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Short questions:
(i) Explain why voltages and currents in ac circuits are typically described using root mean square
magnitudes.
(ii) What would be the (approximate) peak permissible electric power consumption of a typical Irish
house?
(iii) Explain why low power factor loads are problematic for electricity network operators.
(iv) Mention and explain two advantages of using ac power for electricity transmission and
distribution.
(v) Which two types of metal are most commonly used as conductors in building wiring? Why are
they used?
Transcribed Image Text:Short questions: (i) Explain why voltages and currents in ac circuits are typically described using root mean square magnitudes. (ii) What would be the (approximate) peak permissible electric power consumption of a typical Irish house? (iii) Explain why low power factor loads are problematic for electricity network operators. (iv) Mention and explain two advantages of using ac power for electricity transmission and distribution. (v) Which two types of metal are most commonly used as conductors in building wiring? Why are they used?
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