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Advantages of A.C. transmission of power
1. The power can be produced at high voltages.
2. The maintenance of a.c. sub-stations is simple and cheaper.
3. The a.c. voltage can be stepped up or stepped down by transformers with simplicity and efficiency. This permits to transfer power at high voltages and distribute it at safe potentials.
why friction is called a necessery evil?
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Electric Field: The electrical field because of a charge can be described as the space around the charge.
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Calculate curl A. Where
PHYSICS ASSINGMENT ELECTRON MICROSCOPY COMPONENT. PLEASE ANSWER THESE QUESTIONS WITH DEATALING AND referencing if it needed. many thanks
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