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  • General Awareness - 4 (Sectional Officer)
  • Which of the following metals is used in hot water systems?
Multiple choice

Which of the following metals is used in hot water systems?

  1. Cu

  2. Na

  3. Fe

  4. Al

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A Correct answer
Explanation

The metal used in hot water systems is copper because it is a good conductor of heat and electricity.

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