Try your hand and answer this week's test & measurement quiz questions.
It's Friday, 4 July 2014. Most of us in the U.S. are off today. For those of you who are working today, do you really feel like working? Well then, take a break and test your test knowledge with a few questions. Answers appear on the last page.
In the three previous test quizzes -- see last page for links -- I asked for readers to submit their own questions. The questions here are courtesy of David Ashton. Thank you, David.
And now, David's quiz questions.
You have to troubleshoot (with an oscilloscope) a piece of equipment that is mains powered and has test points at or near mains live potential. You have an isolation transformer at your disposal. Which should thed the isolation transformer power?
- The oscilloscope
- The equipment under test
- Both of them
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