Potential and Potential Energy Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

U

A

Electric potential energy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Gravity is what kind of force?

A

Conservative force

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

∆V

A

∆U/q

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

V for point charge

A

kq/r

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

E.P.E Equation for point charges

A

kq1q2(1/r2 - 1/r1)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Potential Energy is defined for a

A

Conservative force

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Potential energy

A

stored energy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Kinetic energy

A

energy due to motion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is 12mM in M?

A

0.012

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

When D encloses all 3 charges in a diagram what do you do?

A

Add all 3 charges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

E inside sphere

A

E= pD/3εo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

E outside sphere

A

E= kQ/D^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is E(area)?

A

E(Area) is the Geometry of the Gaussian Surface

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is the charge enclosed?

A

Charge enclosed is what is inside of the Gausssian Surface

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Lambda

A

to represent the charge per unit length of the infinite conducting rod

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

K constant

A

9x10^9

17
Q

What if D only encloses 2/3 charges given in a sphere?

A

you only use the 2 charges it encloses, and ignore the 3rd

18
Q

What is the flux proportional to?

A

the net electric charge enclosed

19
Q

How do you show the square root using an exponent

A

x^(1/2)

20
Q

what is cm to m

A

m*10^-2

21
Q

Customary Gauge Choice for point charges

A

V=0 @ r-> infinity

22
Q

Delta V

A

Change in voltage

23
Q

E inside wire

A

E= pD/2εo

24
Q

E outside wire

A

2kλ/D

25
Q

What is an equivelence resistor?

A

a resistor with an energy value that equals the sum of all resitor values included in the circut

26
Q

equation for electric potential difference

A

V=Ed

27
Q

E inside a sheet/slab

A

E= pD/εo

28
Q

E outside a sheet/slab

A

E=σ/εo

29
Q

voltage units

A

joules per coulomb (volt)

30
Q

ε0 value

A

8.85 x 10^-12

31
Q

What is the dot product of a path integral?

A

a piece of the path along the field

32
Q

Gauge Choice

A

choosing how to measure something

33
Q

Point charge formula for Voltage

A

V(r) = kq/r

34
Q

electric potential formula

A

delta V = delta U/q

35
Q

What does potential energy need to occur?

A

conservative forces

36
Q

E(Area)

A

has infinite possibilities relating to geometry and an enclosed charge

37
Q

What kind of force is electric force?

A

Conservative force

38
Q

What is the integral of dy?

A

y