Curated OER
AC Negative Feedback Op-amp Circuits
In this electrical circuit instructional activity, students draw a schematic design and build a op-amp model to show understanding of AC-negative feedback op-amp circuits before answering a series of 14 open-ended questions with...
Curated OER
Sources of Electricity
In this online electricity worksheet, students are asked 10 questions about electric current and battery energy, an online answer key provided.
Curated OER
AC metrology
In this worksheet, learners are asked 11 questions about AC currents and transformers and volt meters. Students can check answers online.
Curated OER
AC Filtering With Capacitors
Students investigate the properties of capacitors and discover that capacitors block DC and filter AC. They discover the function of capacitors. Students differentiate between AC and DC power. They explore the role of resistors.