Magnetic Fields and Electric Motors

locsaucyElectronics - Devices

Oct 18, 2013 (3 years and 8 months ago)

97 views

Physics Lab XI

v:
F
06

12

Magnetic Fields



Name:__________________________________________________________________


Group Name/Lab Partner(s):______________________________________________













______________________________________________


Experiment #1


B
-
field of Si
mple Bar Magnet


In the space below sketch the field pattern observed from the bar magnet and iron filings.









Physics Lab XI

v:
F
06

13

Experiment #2a


B
-
field between Opposite Poles of Two Magnets


Sketch the field pattern resulting from the two opposite poles facing eac
h other in the space provided.

Experiment #2b


B
-
field between Same Poles of Two Magnets


Sketch the field pattern resulting from the magnets of two similar poles facing each other in the space
provided.

Physics Lab XI

v:
F
06

14

Experiment #3a


B
-
field between Two Magnets

Sket
ch the predicted field pattern resulting from the given magnet configuration in the space
provided. Briefly discuss the sketching in the reasoning column, perform the experiment and
reevaluate your prediction if necessary.


Prediction Field

Reasoning



Experimental Results

Prediction Re
-
evaluation




Physics Lab XI

v:
F
06

15

Experiment #3b


B
-
field between Two Magnets

Sketch the predicted field pattern resulting from the given magnet configuration in the space
provided. Briefly discuss the sketching in the reasoning colum
n, perform the experiment and
reevaluate your prediction if necessary.


Prediction

Reasoning



Experimental Results

Prediction Re
-
evaluation




Physics Lab XI

v:
F
06

16

Experiment #4


B
-
field between Several Magnets

Choose one of the magnet configurations from the proceedi
ng page and evaluate the field pattern
through the science by inquiry method: sketch the predicted field pattern resulting from the chosen
magnet configuration in the space provided; briefly discuss the sketching in the reasoning column;
perform the exper
iment; reevaluate your prediction if necessary.


Prediction

Reasoning



Experimental Results

Prediction Reevaluation




Physics Lab XI

v:
F
06

17

Experiment #4


Magnet Configurations

Choose one from the following magnet configuration to complete experiment #4.




Magnet Co
nfiguration #1



Magnet Configuration #2



Magnet Configuration #3



Magnet Configuration #4



Magnet Configuration #5



Magnet Configuration #6





Physics Lab XI

v:
F
06

18

Electric Motors



Name:__________________________________________________________________


Group Na
me/Lab Partner(s):______________________________________________













______________________________________________


Experiment #1a: Rotation of Coil

Review the right
-
hand
-
rule methodology and predict the rotation of the coil, either clockwise
or
counterclockwise. Briefly discuss your prediction in the reasoning column, perform the experiment
recording the results and reevaluate your prediction if necessary.


Prediction

Reasoning










Experimental Results

Prediction Reevaluation











Physics Lab XI

v:
F
06

19

Experiment #1b: Rotation of Coil

Review the right
-
hand
-
rule methodology and predict the rotation of the coil, either clockwise or
counterclockwise. Briefly discuss your prediction in the reasoning column, perform the experiment
recording the results
and reevaluate your prediction if necessary.


Prediction

Reasoning










Experimental Results

Prediction Reevaluation











Physics Lab XI

v:
F
06

20

Experiment #2a: Rotation of Coil with Two Magnets

Review the right
-
hand
-
rule methodology and predict the rotation of th
e coil, either clockwise or
counterclockwise in the presence of two magnets with similar poles facing the coil. Briefly discuss
your prediction in the reasoning column, perform the experiment recording the results and
reevaluate your prediction if necessa
ry.


Prediction

Reasoning










Experimental Results

Prediction Reevaluation











Physics Lab XI

v:
F
06

21

Experiment #2b: Rotation of Coil with Two Magnets

Review the right
-
hand
-
rule methodology and predict the rotation of the coil, either clockwise or
counterclockw
ise in the presence of two magnets with dissimilar poles facing the coil. Briefly discuss
your prediction in the reasoning column, perform the experiment recording the results and
reevaluate your prediction if necessary.


Prediction

Reasoning










E
xperimental Results

Prediction Reevaluation











Physics Lab XI

v:
F
06

22

Experiment #3 The Influence of Current in the Circuit

Predict the rotation of the coil, either clockwise or counterclockwise when all of the insulation is
shaved from the leads of the coil. Briefly

discuss your prediction in the reasoning column, perform
the experiment recording the results and reevaluate your prediction if necessary.


Prediction

Reasoning










Experimental Results

Prediction Reevaluation