Current Electricity

This topic covers concepts, such as, Superconductors, Conductors, Materials, Classification of Materials, Insulators & Semiconductors etc.

This topic covers concepts, such as, Electric Current, Electric Current Density, Charge Flown when Current Is Constant, Charge Flown when Current Is Variable & Calculation of Charge Flown from Current-Time Graph etc.

This topic covers concepts, such as, Potential Difference, Ohm's Law, Ohm's Law in Vector Form & Electric Circuit etc.

This topic covers concepts, such as, Resistance of a Wire, Resistance, Resistance of a Cylindrical Shell between its Ends & Resistance of a Cylindrical Shell Across Inner and Outer Surface etc.

This topic covers concepts, such as, Resistivity of Various Materials, Resistivity & Conductivity etc.

This topic covers concepts, such as, Temperature Effect on Resistivity, Resistivity versus Temperature for Conductor, Resistivity versus Temperature for Alloy (Nichrome) & Resistivity versus Temperature for Semiconductor etc.

This topic covers concepts, such as, Microscopic View of Electric Current, Drift Velocity, Variation of Drift Velocity in Non-uniform Cross-section Wire & Variation of Electric Field in Non-uniform Cross-section Wire etc.

This topic covers concepts, such as, Non Ohmic Resistance & Ohmic Resistance etc.

This topic covers concepts, such as, Electric Power, Heat Produced in an Electrical Resistance, Power Transmission, Power Supplied by a Battery, Power Consumed by a Battery & Maximum Power Theorem etc.

This topic covers concepts, such as, Kirchhoff's Law, Kirchhoff's First Law, Short-circuiting & Earthing in Electric Circuit etc.

This topic covers concepts, such as, Parallel Combination of Resistors, Series Combination of Resistors, Power Distribution in Parallel Combination of Resistors & Power Consumed in a Parallel Combination of Resistors etc.

This topic covers concepts, such as, Electric Cell, Potential Difference across Terminals of Battery Getting Discharged, Secondary Electric Battery & Mixed Grouping of Cells etc.

This topic covers concepts, such as, Wheatstone Bridge, Balanced Wheatstone Bridge, Sensitivity of Post Office Box Experiment & Sensitivity of Potentiometer etc.