Download AP Physics Worksheet: Chapter 16 Electric Charge and Electric Field

AP Physics Worksheet: Chapter 17 Electric Potential and Potential Energy; Capacitance
Define the following terms and list the equations for each variable:
Electric potential
Electric potential difference
Equipotential lines
Voltage
Electron volt
Electric dipole
Capacitor
Questions:
1. Describe the two methods that can be used to discuss the change in potential energy of
a charge when it moves between two points.
2. What is voltage?
3. Name the SI unit of electric potential and potential difference.
4. What is a volt equal to?
5. Describe how the potential difference relates to a charged particle is related in a
uniform electric field?
6.What is the SI unit for E?
7. If the electric field is non uniform how does that affect the electric field strength
definition?
8. Describe Equipotential lines.
9. Draw diagrams that illustrate lines of force and equipotential lines.
a. parallel plate conductors
b. single positive charge
c. two point charges of opposite sign
10. How can electron volts be expressed?
11. How do we calculate the electric potential due to a point charge?
12. If more than one point charge is present how does it effect the calculation of the
potential?
13. How is the electric dipole calculated?
14. What is the dipole moment and how is it calculated?
15. What is the SI unit of a dipole moment and what is it equal to?
16. How do we solve for capacitance?
17. What is Q?
18. What is the SI unit of capacitance and what is it equal to?
19. What is K and does it vary and why?
20. What does a capacitor do?
21. What is energy density and when is it important?
22. Is there a point between two equal positive charges where the electric field is zero?
Where the electric potential is zero? Explain.
23. If the potential at a point is zero, must the electric field also be zero? Give an
example.
25. Describe the step by step method used to solve problems involving a charged particle
accelerated through a potential difference.
26. Describe the step by step method used to solve problems involving the electric
potential due to a point charge.
27. Describe the step by step method used to solve problems involving a parallel plate
capacitor based on the physical characteristics of the capacitor and the dielectric
constant of the material between the plates.
28. Describe the step by step method used to solve problems involving capacitance when
a dielectric inserted after the initial conditions are described.
Do the practice problems 1-4 page 17-14 17-15 Use your sample problems for guidance.