9 Animated Videos | 5 Structured Questions.

Electric Current Introduction

Find the current flowing in the tube.

Find the amount of charge and no. of e- through the wire.

Definition of Current Density, formula and derivation

Derivation and formula of Resistance and Resistivity, their relation

What is the percent change in resistance ?

Find the ratio of resistance for given ratio of length and radius of the wire.

Find the equivalent resistivity of the combinations.

Color codes of Resistors