Electrostatic Force and Charges
Electric Field
Gauss's Law
Electric Potential
Capacitance
100
Coulomb's Law depends on __________ and __________
What is charge and distance
100

An electric field has both ______ and ______

What is magnitude and direction?

100

Describes how much of something goes through area of interest.

What is Electric Flux?

100

What is the unit of electric field strength?

V/m or Newton/ampere-second

100

As charge transfers from one plate to another, this must be done on the charge.

What is Work?

200
The electric force between two charges is strongest when the two charges are
What is closest
200
The direction of the electric field around a spherical charge
What is radial
200

These are the components of Area Vector.

What are Magnitude and Vector Direction?

200

Positive charges are accelerated by electric fields towards ____

What are points of lower electric potential
200

____ increases the capacitance of a parallel-plate capacitor.
a) decreasing the area of the plates
b) increasing the voltage between the plates
c) moving the plates closer together

c) moving the plates closer together

300
If the distance between the charge doubles the force will be
What is one fourth
300
If the force on a charge is doubled, the electric field is
What is doubled
300

An important aspect of Gauss's law (that makes solving the flux integral easier) is:

What is symmetry

300

Two parallel conducting plates, separated by a distance d, are connected to a battery with a voltage source that supplies a potential difference V. If the separation between the plates is halves, what happens to the electric charge on the plates?

What is doubling?

300

The surface area of plates with a 1.25 uF capacitor and a 0.075 mm space between them.

What is 10.6 m2 ?

400

When charges separate themselves due to charging by polarization, how does this happen?

A charged object is brought near an uncharged object.

400

When charge density is not uniform, what do you integrate?

What is dq

400

The charge on the inner and outer surfaces of a solid conductive sphere shell with a centered +4Q charge inside a spherical conducting shell with a -8Q charge.

What is -4Q?

400

Electric potential is directly proportional to:

what is electric field strength

400

If you wish to store a large amount of energy in a capacitor bank, how would you connect the capacitors?

connect the capacitors in parallel
500
If the force between two charges is 10N, what would the force be if each charge was doubled and the distance was halved
What is 80N
500

The net charge 

What is 6.4X10^-10N/C

500

The electric flux through the circular sheet of a uniform electric field with a magnitude of 5.5 x 104 (N/C) and a 2.5 meter diameter.

What is 270,000 ((N x m2)/C) ?

500

What must be the potential difference between two charged plates that are 12cm apart and have an electric field strength of 150 V/m?

Potential difference= E*d=180V

500

How much work is required to charge a 40 mF capacitor to a potential difference of 200V?

800 J

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