NCERT Textual Problems-Unit-2

Ohm’s Law-12 CBSE Ohm’s Law Verification A graph is plotted taking electric current along X-axis and potential difference along the Y-axis with the help of the above observation table, we have a V-I graph a straight line of constant slope…

What are Kirchhoff’s Laws, Wheatstone Bridge and Meter Bridge in Electricity. What is a Potentiometer and what are its applications.

Temperature Dependence of Resistivity-12 Introduction The variation of resistivity of a metallic conductor, semi conductor and alloy with temperature is not same in all cases but is different for the different materials. Temperature dependence of resistivity in case of Metallic…

Limitations of Ohm’ Law-12 CBSE Ohm’s law is not a fundamental law of nature but in actual practice, there are certain cases  where the slope of the V-I graph is not constant and the relation                                                V = R I…