Understanding Tools and Machines

Mini-Quiz: Electrical Machines

SCSchool for Champions LLC

Take this Mini-Quiz to check your understanding of the lesson material.

QUIZ

Self-check your understanding

What is converted in an electrical generator?
Electrical to mechanical energySorry, not correct. Try another button. Mechanical to electrical energyThat is correct. You know your electrical machines. AC to DC electricityGood try, but not right. Select another answer.
What is the result when electrical current is sent into a motor?
It causes the motor shaft to turnCorrect. You are very efficient! It creates electrical eddy currentsOops! Wrong answer. Re-read the question and try again. It magnetizes the motorSorry, not correct. Try another button.
Why don't some people consider a transformer an electrical machine?
There is no resulting mechanical motionThat is correct. You know your electrical machines. It cannot be used with DC electricityGood try, but not right. Select another answer. The conversion ratio is too greatOops! Wrong answer. Re-read the question and try again.

Pick an answer to see instant feedback. Re-read the lesson if you miss one.

If you got all three correct, you are on your way to becoming a Champion in Understanding Machines. If you had problems, you had better look over the material again.

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Resources and references

Websites

Electrical machine – Wikipedia

Electric machine – Wikipedia

Electromechanics – Wikipedia

Machines Resources

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Self-check your understanding

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