Day 13 Variable Resistor 16.notebook
1
December 09, 2016
Aug 198:59 AM
12/8/16
1) Question & TOC 2) Create Data Table 3) Schematic 4) Diagram 5) Build Circuit 6) Test Voltage 7) Get Stamped 8) Reflection
13 - Variable Resistor
B1R1
Pot 1
Question : How is lamp brightness affected by the voltage dropped across a variable resistor?
Hypothesis: When the brightness is higher, then the voltage across the variable resistor must be (greater or lesser) _____________
20v
@
Day 13 Variable Resistor 16.notebook
2
December 09, 2016
Aug 198:59 AM
TABLE OF CONTENTSTitle for LessonDate Page
3 Set Up Electronics Kit
11/2/16 1 Testing a Resistor11/3/16 2 More Testing of Resistors11/4/16
4 Series Circuit 1 Lamp11/7/16
5 Ohm's Law Notes & Problems11/9/166 Series Circuit with 2 lamps11/14/16
7 Parallel Circuit with 2 lamps11/15/16
8 PPT Compare Parallel & Series11/16/16
9 Diode Action11/17/16
10 Light Emitting Diodes-LED11/28/16
11 Capacitance11/29/16
12 Transistor Switch12/7/16
13 Variable Resistor12/8/16
Day 13 Variable Resistor 16.notebook
3
December 09, 2016
Aug 198:59 AM
Lamp Brightness
Voltage Across Variable Resistor
Very Bright
BrightDim
Very Dim
No Light
Trial 1 Trial 2 Trial 3 Mean
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
4
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
5
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
6
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
7
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
8
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
9
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
10
December 09, 2016
Aug 198:59 AM
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
11
December 09, 2016
Aug 198:59 AM
20v
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
12
December 09, 2016
Aug 198:59 AM
20v
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
13
December 09, 2016
Aug 198:59 AM
20v
13 - Variable Resistor
Day 13 Variable Resistor 16.notebook
14
December 09, 2016
Aug 198:59 AM
13 Variable Resistor:
Reflection Questions
1) What is another name for a variable resistor?
2) What did you observe as you turned the knob on the variable resistor?
3) The IV for this lab was _______________________
The DV for this lab was ______________________
4) What did you predict would happen to the voltage as the brightness decreased?
5) What actually happened to the voltage dropped across the variable resistor as the lamp brightness decreased?
6) Where could we use a variable resistor in real life?
Day 13 Variable Resistor 16.notebook
15
December 09, 2016
Aug 198:59 AM
13 Variable Resistor:
Reflection Questions
1) What is another name for a variable resistor?
2) What did you observe as you turned the knob on the variable resistor?
3) The IV for this lab was _______________________
The DV for this lab was ______________________
4) What did you predict would happen to the voltage as the brightness decreased?
5) What actually happened to the voltage dropped across the variable resistor as the lamp brightness decreased?
6) Where could we use a variable resistor in real life?