By Terry Bartelt
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Terry, good LO.
You describe a PTC thermistor but in your illustrations, you label NTC.
In this interactive and animated object, learners examine the flow of electron current into and out of hot and neutral sockets during each alternation of an AC waveform. A brief quiz completes the activity.
In this animated activity, students view how the Wheatstone bridge is used to activate a temperature alarm. A short quiz completes the lesson.
Learners view an animation showing the operation of a Vortex flowmeter that is used to measure flow in a process control system.