Complete Lecture

Conceptwise Videos

Summary of Electric Current and Current Density (Lecture 1)

Relation between Current Density and Drift Velocity

Problem on Drift Velocity

Average Speed of electrons

Thermal speed of atoms

Electric field speed

ohm law (Conductivity and Resistivity)

Resistance

Problem on Resistance

Charge flow and Heat flow

Why ohm’s law is good?

Problem on relaxation time constant

NCERT and Reference Books Material
Exemplar Problems
Previous Year JEE Exams Problems

Shortcut Methods
Notes from the JEE Toppers
Concepts to Remember
Formulas to Remember
Exercises From NCERT
Mind Maps

Content Contributed By

Madhura Vekhande, Mechanical Engineering, IIT Kanpur

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