Electrostatics

Question 1

Coulomb’s Law describes the

Answer 1

Electrostatic force between two charges

Question 2

Charge is displayed by the letter

Answer 2

q

Question 3

What is the charge of a charged subatomic particle?

Answer 3

1.60E-19

Question 4

What is the equation for Coulomb’s Law?

Answer 4

F = K • q1q2 / r^2

Question 5

What is the value of K within Coulomb’s Law?

Answer 5

K = 8.99E9

Question 6

Every electric charge sets up an

Answer 6

Electric field

Question 7

What is the equation for electric field?

Answer 7

E = F / q0

Question 8

The electric field points in the same direction as the F if it the test charge is

Answer 8

Positive

Question 9

In a negative test charge, the electric field experiences a force in the

Answer 9

Opposite direction

Question 10

For any 1, single charge, what is the electric field?

Answer 10

E = k • q/r^2

Question 11

The electric field of a positive charge points

Answer 11

Outwards

Question 12

The electric field of a negative charge points

Answer 12

Inwards

Question 13

The electric field decreases with

Answer 13

Distance

Question 14

Field lines indicate the

Answer 14

Relative strength of the electric field

Question 15

The closer together the field lines are, the

Answer 15

Stronger the electric field

Question 16

The further apart the field lines are, the

Answer 16

Weaker the electric field

Question 17

The vector sum is the

Answer 17

Total electric field at a point in space

Question 18

What is the equation for electric potential?

Answer 18

V = W / q0

Question 19

The potential difference in electric potential is

Answer 19

Vb - Va = Wab / q0

Question 20

At the equipotential line, the

Answer 20

Potential at every point is the same

Question 21

The electrical potential energy (U) is the amount of

Answer 21

Work required to move the charge from infinity to another point

Question 22

What is the equation of electrical potential energy (U)?

Answer 22

U = q • v or k • qQ/r

Question 23

An electric dipole is formed when

Answer 23

Two equal and opposite charges are a small distance away from one another

Question 24

Dipole momentum (p) is a product of

Answer 24

g • d

Question 25

The energy of a dipole is denoted by the equation

Answer 25

E = k • p / r^3

Question 26

What is the magnitude of force of a moving charge?

Answer 26

F = qvBsin0