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OPTA Series 8A: Rise and fall delay
This video recording shows how to create a ladder diagram that allows you to switch on a second output with a delay after switching on a first input. The second output will then switch off with a delay after switching off a first input. This video …
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VideoTeacher -
NATO: Knowledge clip
This short knowledge clip covers the following aspects and concepts:
- the Dutch and English abbreviation,
- origin and purpose,
- NATO as an intergovernmental organization,
- unanimity,
- article 5: If a NATO country is attacked, the other NATO countries come …
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VideoStudent (not teacher training)