4B First Exam Archives:

Check for errors. General headings are only approximate. It is difficult to categorize some types of problems, but they are all from past 4B exams.

 

VariableChargeDensity

Electric Potential:

RodandBead

Potential

RodandBead

ChargeDensity

Finding V

Find V

TwoSpheres

SurfaceChargeDensity

Find Something

Cylindrical Capacitor

Gausss Law:

GL01

GL02

GL03

GL04

GL05

GL06

GL07

GL08

GL09

 

Integral dE, and POS:

POS01

POS02

POS03

POS04

POS05

POS06

POS07

POS08

POS09 (minus sign mistake here?)

POS10

POS11 (Find the mistake. Use units.)

POS12

POS13

POS14

POS15

POS16

POS17

POS18

POS19

POS20

POS21

POS22

POS23

POS24

POS25

Torque:

TORQUE01

TORQUE02

TORQUE03

TORQUE04

TORQUE05

TORQUE06

TORQUE07



Electric Field Energy Density:

ENERGYDENSITY01 (a subtle but significant mistake here. Can you find it?)

ENERGYDENSITY02

Cylindrical shell

ENERGYDENSITY03 (The statement of this problem had to be rewritten to match the solution. See why?)

ENERGYDENSITY04

ENERGYDENSITY05

ENERGYDENSITY06

ENERGYDENSITY07

 

Work-Energy Theorem:

WORKENERGY01 (find the minus mistake at the very beginning and the mistake at the end - ouch)
WORKENERGY02

WORKENERGY03

WORKENERGY04

WORKENERGY05

WORKENERGY06

WORKENERGY07

WORKENERGY08

WORKENERGY09

WORKENERGY10

WORKENERGY11

WORKENERGY12

WORKENERGY13

WORKENERGY14

WORKENERGY15

WORKENERGY16 (mistake at the end?)

WORKENERGY17

WORKENERGY18

WORKENERGY19

WORKENERGY20

WORKENERGY21

WORKENERGY22

WORKENERGY23

WORKENERGY24

WORKENERGY25

WORKENERGY26

WORKENERGY27

WORKENERGY28

WORKENERGY30

WORKENERGY31

WORKENERGY32

WORKENERGY33

Electric Field and Newtons Second Law:

EFIELD01

EFIELD02

EFIELD03

EFIELD04

EFIELD05

EFIELD06

EFIELD07

EFIELD08

 


Oscillations:

OSCILLATION01

OSCILLATION02