Question 1) Which materials were used by the scientist at the Delhi National Physical laboratory in order to produce electricity from water at room temperature without using any external energy?
1) Zinc, Aluminium and Iron
2) Iron, Magnesium and Copper
3) Nanoparous Magnesium Ferrite, Silver and Zinc
4) Nanoparous Magnesium Ferrite, Copper and Iron
5) None of these