Order of resistance for aluminium, mercury, copper,tungsten.

Order of resistivity for aluminium, mercury, copper and tungsten is

Mercury, copper, silver, water.

Mercury, copper, silver, water.

Give uses of aluminium, copper and zinc.

The resistance of mercury at 4.2 K is

Answer the following question: Arrange the following substance in descending order of resistivity: copper, hard rubber, aluminium, Nichrome.

Classify the following into dia and paramagnetic substances: aluminium, copper, water, mercury, oxygen, hydrogen.

For electric power transmission, copper or aluminium wire is used.