Moderate
Aluminium has a specific gravity of___________?
Correct answer: B. 2.7
- A. 1.5
- B. 2.7
- C. 4.2
- D. 7.8
Explanation
Aluminium has a specific gravity of approximately 2.7, much lower than copper at about 8.9. This low density is one reason aluminium is widely used for overhead conductors.
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