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Physics > Physics Exam 2 > Flashcards

Physics Exam 2 Flashcards

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1
Q

Value of K

A

1/(4*pi*epsilon not)

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2
Q

Value of Eo

A
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3
Q

Coulombs Law. Electrostatic force between two charges at rest

A
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4
Q

Charge of an electron

A

1.6E-19

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5
Q

Definition of electric field

A
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6
Q

Electric Field due to a Point Charge

A
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7
Q

Force on a Point charge in an electric field

A
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7
Q

Gauss’ law. Net charge in a closed surface

A
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8
Q

Equation for flux

A
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9
Q

Electric field in terms of charge density and Eo

A
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10
Q

Electric field at any point due to an infinite line charge

A
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11
Q

Electric field due to an infinite nonconducting sheet

A
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12
Q

electrical field outside a shell

A
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13
Q

electrical field inside a uniform sphere

A
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14
Q

potential energy difference in terms of Q and W

A
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15
Q

electric potential in terms of U and Q

A
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16
Q

Potential due to point charges

A

A positively charged particle produces a positive electric potential. A negatively charged particle produces a negative electric potential.

17
Q

Electric field in terms of Electric potential

A
18
Q

Electric Potential of a System of Point Charges

A
19
Q

Basic equation for capacitance

A
20
Q

Pico

A

E-12

21
Q

micro

A

E-6

22
Q

Nano

A

E-9

23
Q

Equation for a Parallel plate capacitor

A
24
Q

Cylindrical capacitor

A
25
Q

Equation for a Spherical Capacitor

A
26
Q
A
27
Q

Capacitors in series must have the same

A

Q only

SERI Q

28
Q

Capacitors in parallel must have the same

A

V, potential difference

PAR V

29
Q

equivalence capacity for parallel C1 and C2

A

C1+C2

30
Q

equivalent capacitance for C1 and C2 in series

A

C1C2/ (C1+C2)

31
Q

What is Gauss’ law with the definition of flux included?

A
33
Q

What is the direction of an electric field?

A
34
Q

Electric field due to a dipole

A

p is the dipole moment and the direction of p is from the negative to the positive end of a dipole

35
Q

sign of Qenc and the direction of the net flux of a closed surface

A

If qenc is positive, the net flux is outward; if qenc is negative, the net flux is inward.

36
Q

What is the equation for work?

A
37
Q

Equation for Potential Difference in terms of electric field

A
38
Q

Potential due to a continuous chare distribution

A
39
Q
A
40
Q

How can you find the potential energy when you have a charged particle a distance d, from an electric field?

A

U=Edq

Physics (4 decks)

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