Uses of metals

Which item is manufactured from mild steel?

May/June 2015

Which of the following statements about metals and their uses are correct? 1 Aluminium is used to produce overhead electrical cables because of its low density. 2 Aluminium is used to produce food containers because it resists corrosion. 3 Copper is used for electrical wiring because it is ductile.

May/June 2023

Which statement about how metals are used is incorrect?

Oct/Nov 2016

Aluminium and copper both conduct electricity well. Why is aluminium chosen for overhead electrical cables rather than copper?

Oct/Nov 2024