Current and Resistance (Nasir pervaiz Butt)
Notes of “Current and Resistance” for BSc written by Mr.Nasir Pervaiz Butt. These notes are very helpful to prepare Electricity & Magnetism for BSc and are in accordance with paper pattern of Punjab University-Lahore, GCU-Lahore, GCU-Faislabad, University of Sargodha-Sargodha and all other universities of Punjab and Pakistan.
Summary & Contents:
Electric current is a flow of electric charge through a medium and electrical resistance of an electrical element is the opposition to the passage of an electric current through that element…
- Electric Current
- Current Density
- Relation b/w Current Density and Drift Velocity
- Resistance, Resistivity and Conductivity
- Relation b/w Conductivity and Current Density
- Microscopic and Macroscopic Quantaties
- Ohm's Law
- Analogy b/w Current and Heat Flow
- Microscopic View of Ohm's Law
- Energy Transfer in an Electric Circuit
- Semiconductors