Draw a graph showing the variation of decay rate with number of active nuclei.

The graph showing the variation of decay rate with number of nuclei is:

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

Draw the graph showing the variation of current with voltage for a p-n junction diode.

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 graph showing the variation of reactance an inductor with the frequency of an a.c. circuit.