Learners examine the speed control circuits in a DC variable speed drive that cause the RPM of a motor to vary. This activity has audio content.

Learners examine how to convert numbers from rectangular to polar form and from polar to rectangular form using a TI-83 Plus calculator.

Learners view the operation of the 7485 integrated circuit magnitude comparator in this animated object. A quiz completes the activity.

In this screencast, learners follow steps to determine the proper starting belt length for a timing, flat, or v-belt drive.

In this learning activity you'll examine how electronic converters convert between analog voltages and proportional digital signals.

Learners examine the function of the analog wattmeter to measure true power, how it is connected in a circuit, and how the internal components develop a measurement. A brief quiz completes the activity.

In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.

Students read information about basic logic gates including the gates' names, symbols, Boolean expressions, pronunciations, and truth tables. They then complete a matching exercise.

Students answer 10 questions in a sample exam. This exercise covers number systems, number conversion, logic gates, and combinational design. Feedback is provided.

Find the following items within the course

Melihat sejauh mana ketagihan internet anda berdasarkan 5 soalan.

Basic Internet concepts for kids

See what you know about Digital Citizenship by playing this game.