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Equivalent Resistance
Use on-screen controls to create series, parallel, and combination circuits that have a specified equivalent resistance. Progress from level to level and earn Stars for each successfully completed circuit.
Version 2.1
Level 5
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Level 15
Level 17
Level 2
Level 14
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Level 12
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Level 16
Level 1
Level 4
Level 13
Level 11
Level 3
Level 18
Level 10
In this activity, you will arrange resistors in series, in parallel, and in combination to create a specified resistance. Once successful, a star will appear next to the button for that situation.
Level 6
Level 9
Level 1
12
49,50,51
Ω
52,53,54
1,2,3
25,26,27
4,5,6
28,29,30
7,8,9
31,32,33
Level
10,11,12
34,35,36
13,14,15
37,38,39
16,17,18
40,41,42
Add resistors to create an equivalent resistance of ...
19,20,21
43,44,45
First select a space for the resistor to be placed.
Check It
Req =
22,23,24
46,47,48
Ω
Directions: 1) Tap to select a space in the circuit ...
Directions: 2) With a space selected, tap on the resistor you would like to add to the space.
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If you would like to repeat this activity for practice (or for bragging rights among friends), then you have the option to do so:
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Congratulations! You have successfully completed this activity.
Double Drats! Some instructors set up a penalty for missing. If you miss too many questions and appear to be randomly guessing, your game will end. That’s what has happened to you. Your results have been saved but you would have to start over from ground zero.
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But don’t despair. You can do this! You may need to …
1. Use our Tutorial pages or Videos.
2. Refer to class notes or handouts.
3. Go slower. Read more carefully.
4. Change your thinking about this concept.
5. Take a break and try again later.