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Copyright 

©

 October 1990

$5.00

Instruction Manual and
Experiment Guide for
the PASCO scientific
Model PK-9023

012-04346B

05/91

10101 Foothills Blvd.     

     •         P

. O. Box 61901

1         

   •         Roseville, CA

   95661-901

1  USA

Phone (916)

 786-3800       •       

  FAX (916) 786-8905       

 •    

     TWX 910-383-

2040

scientific

Instructional Manual and

Experiment Guide for the

PASCO scientific Model 

PK-9023

FIELD MAPPER

101

01 F

ooth

ills B

lvd.     

     •         P

. O. B

ox 6

190

11

   •         R

oseville

, CA

   95

661

-901

1  U

SA

Pho

ne (9

16) 7

86-3

800

       •       

  FA

X (9

16) 7

86-8

905

 •    

TWX

 910

-383

-204

0

scientific

Instructional M

anual and

Experim

ent G

uide for the

PASC

O scientific M

odel 

PK-9023

FIELD MAPPER

EQUIPOTENTIAL AND

FIELD MAPPER

Summary of Contents for PK-9023

Page 1: ...800 FAX 916 786 8905 TWX 910 383 2040 scientific Instructional Manual and Experiment Guide for the PASCO scientific Model PK 9023 FIELD MAPPER 10101 Foothills Blvd P O Box 619011 Roseville CA 95661 90...

Page 2: ......

Page 3: ...Experiments Parallel Plate Capacitor 4 Point Source and Guard Ring 4 Dipoles of Opposite Charge 5 Dipoles of Like Charge 5 Floating Electrode 6 Floating Insulator 6 Line and Circular Source 7 Line an...

Page 4: ...RETURN WITHOUT AN AUTHORIZATION When returning equipment for repair the units must be packed properly Carriers will not accept responsibility for damage caused by improper packing To be certain the u...

Page 5: ...ecause of the large difference between the ink s resistance and the resistance of the paper this potential drop is less than 1 of that produced across the paper Therefore for all practical purposes th...

Page 6: ...actually be conductive ink electrodes they will be referred to as electrodes 2 Draw the electrodes on the black paper see Figure 1 NOTE This is the most difficult and crucial part of the experiment Fo...

Page 7: ...of separation one centimeter is a useful separation to use It is best to tape the two leads of the voltmeter together for this proce dure see Figure 7 The technique is to use the voltme ter leads to...

Page 8: ...nt at which to place the voltmeter s ground lead Again probe with the other lead until the direction of highest potential difference is found Draw an arrow from the ground lead to the other lead and r...

Page 9: ...whether equipotentials or field gradients are being mapped Parallel Plate Capacitor l d Electrodes DC Source Connecting wires Questions What is the field outside the capacitor plates How does the rat...

Page 10: ...ite Charge What distortion of the field is produced by the large elec trode around the perimeter of the paper Dipoles of Opposite Charge Questions What is the relation between the direction of a maxim...

Page 11: ...t is the potential of the circular electrode Of the area inside the electrode What effect would moving the circular electrode have Floating Insulator Rectangular cut out Before cutting the rectangular...

Page 12: ...spacing of equipotentials affected by the increas ing diameter of the circular electrode Line and Sharp Point a a At first do not draw the two electrodes marked a Map the equipotentials Add the electr...

Page 13: ...Turning to the Field Mapper we need to draw electrodes in the shape of the sources and sinks in the fluid flow to be examined Then the electric field lines which we plot coincide with the streamlines...

Page 14: ...scientific 10 012 04346B Notes...

Page 15: ...scientific 11 012 04346B Appendix...

Page 16: ...scientific 12 012 04346B...

Page 17: ...ting Technical Support Before you call the PASCO Technical Support staff it would be helpful to prepare the following infor mation If your problem is with the PASCO apparatus note Title and model numb...

Page 18: ......

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