JAMB Physics 2010 Objective — Question 39
Question 39 of 50 from the Joint Admissions and Matriculation Board (JAMB) Physics 2010 Objective paper, with the correct answer and a full explanation.
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39. Power supply is transmitted at a very high voltage and low current in order to A. increase the power supply B. prevent overheating of the coil C. make it travel fast D. make it pass through the transformers
- A. increase the power supply
- B. prevent overheating of the coilCorrect
- C. make it travel fast
- D. make it pass through the transformers
Explanation
Power is transmitted at a very high voltage and a low current in order to prevent the conducting cable from being over-heated.
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