Draw the graph showing variation of resistivity with temperautre for silicon.

Draw a graph showing variation of resistivity with temperature for nichrome. Which property of nichrome is used to make standard resistance coils?

Draw a graph showing the variation of resistivity with temperature for nichrome. Which property of nichrome is used to make standard resistance coils?

Draw a graph showing the variation of resistivity with temperature for a semiconductor.

Draw a graph showing variation of resistivity with temperature of nichrome. Which property of nichrome is used to make standard resistance coils ?

Define the terms resistivity and conductivity and state their S. I. units. Draw a graph showing the variation of resistivity with temperature for a typical semiconductor.

Draw the graphs representing the variation of resistivity with temperature for (1) copper (2) nichrome (3) a typical semiconductor.