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Activities/Turtle Art/Using Turtle Art Sensors
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Revision as of 20:24, 8 November 2010
147 bytes added
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20:24, 8 November 2010
→Measuring Temperature
Line 47:
Line 47:
* Maximum power rating: 500mW
* Maximum power rating: 500mW
* Nominal resistance at 25 Celsius 4.7k ohms
* Nominal resistance at 25 Celsius 4.7k ohms
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Left, the resistance was plotted against temperature and the curve of best calculated. Right the blocks convert from resistance to temperature C.
[[File:Ntc thermistor calibration.jpg]] [[File:Python function thermistor.jpg]]
[[File:Ntc thermistor calibration.jpg]] [[File:Python function thermistor.jpg]]
Tonyforster
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