Lesson Objectives – the students should be able to:
- Write from memory the definitions of electric potential, and electric potential difference.
- Distinguish between electric potential, electric potential energy, and electric potential difference.
- Draw the electric field pattern and equipotential line pattern which exist between charged objects.
- Determine the magnitude of the potential at a point a known distance from a point charge or an arrangement of point charges.
- State the relationship between electric potential and electric field and determine the potential difference between two points a fixed distance apart in a region where the electric field is uniform.
- Determine the kinetic energy in both joules and electron volts of a charged particle which is accelerated through a given potential difference.
- Explain what is meant by an electric dipole and determine the magnitude of the electric dipole moment between two point charges.
- Given the dimensions, distance between the plates, and the dielectric constant of the material between the plates, determine the magnitude of the capacitance of a parallel plate capacitor.
- Given the capacitance, the dielectric constant, and either the potential difference or the charge stored on the plates of a parallel plate capacitor, determine the energy and the energy density stored in the capacitor.
- Understand the functions and operations of Cathode Ray Tube: TV and Computer Monitors, Oscilloscope
- Know The Electrocardiogram (ECG or EKG)
Lecture on Electric Potential PPT
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Summary of Chapter 17
- Electric potential energy:
- Electric potential difference: work done to move charge from one point to another
- Relationship between potential difference and field:
- Equipotential: line or surface along which potential is the same
- Electric potential of a point charge:
- Electric dipole potential:
- Capacitor: nontouching conductors carrying equal and opposite charge
- Capacitance of a parallel-plate capacitor:
- A dielectric is an insulator
- Dielectric constant gives ratio of total field to external field
- Energy density in electric field:
Units of Chapter 17 – Keywords
- Electric Potential Energy and Potential Difference
- Relation between Electric Potential and Electric Field
- Equipotential Lines
- The Electron Volt, a Unit of Energy
- Electric Potential Due to Point Charges
- Potential Due to Electric Dipole; Dipole Moment
- Storage of Electric Energy
- Cathode Ray Tube: TV and Computer Monitors, Oscilloscope
- The Electrocardiogram (ECG or EKG)
List of Applied Physics / Physics 2 Lectures
credit: Giancoli Physics©2013 www.PinoyBIX.org