Electrostatics

Question 1

For _ sign means direction so look for if charge is positive or negative and the direction of the electric field.

Answer 1

Forces

Question 2

Always draw _ _ _.

Answer 2

Free body diagrams

Question 3

No _ inside a conducting sphere but there is in an insulating sphere.

Answer 3

Force

Question 4

Electric fields are always drawn as _ because they are vectors.

Answer 4

Arrows

Question 5

Electric fields go from _ _ _.

Answer 5

+ to –

Question 6

_ arrows mean stronger field.

Answer 6

Longer

Question 7

_ arrows mean more charge.

Answer 7

More

Question 8

Electric field gets smaller as it gets _ _ from charge so arrows get shorter.

Answer 8

Farther away

Question 9

No _ inside a conducting sphere but there is in an insulating sphere.

Answer 9

Field

Question 10

Equipotential isolines are drawn _ to field lines.

Answer 10

Perpendicular

Question 11

+– means a _ will make it spin when launched in an electric field.

Answer 11

Torque

Question 12

An electric field applies a _ to charged objects.

Answer 12

Force

Question 13

The vector of a _ charge is in the direction of the electric field and the vector of a _ charge is in the opposite direction of the electric field.

Answer 13

Positive, negative

Question 14

Parallel plates produce _ fields.

Answer 14

Uniform

Question 15

Field lines _ near the edges of parallel plates.

Answer 15

Curve

Question 16

Point charges produce _ fields.

Answer 16

Non-uniform

Question 17

Always draw a _ _ for each point charge and do _ of the magnitude of the electric fields (Superposition)

Answer 17

Vector diagram, sums

Question 18

Treat a conducting sphere like a _ _.

Answer 18

Point charge

Question 19

All charges are multiples of _ (1.6x10-19 C) and no such thing as half of an electron.

Answer 19

Quanta

Question 20

_ are easily removed and added and _ don’t move.

Answer 20

Electrons, protons

Question 21

A _ particle will have more charge.

Answer 21

Bigger

Question 22

_ share charge.

Answer 22

Conductors

Question 23

In _ charge goes to the outside.

Answer 23

Conductors

Question 24

In _ charge collects at sharp points.

Answer 24

Conductors

Question 25

_ polarize.

Answer 25

Inductors

Question 26

In _ charges stay where they’re put.

Answer 26

Inductors

Question 27

_ is polarizing then grounding (electrons move in or out).

Answer 27

Induction

Question 28

A charged particle in an electric field has an electric _.

Answer 28

Potential

Question 29

Zero electric potential is called _.

Answer 29

Ground

Question 30

For potentials -2 is smaller than -1 so sign does not mean _.

Answer 30

Direction

Question 31

Moving from different _ lines takes energy.

Answer 31

Equipotential

Question 32

Positive charges will be forced by the electric field to areas of more _ potential.

Answer 32

Negative

Question 33

_ potentials.

Answer 33

Add

Question 34

A capacitor is a charge _ device.

Answer 34

Storage

Question 35

Once charged you disconnect the battery and wire to make a _.

Answer 35

Capacitor