How can I tell if an outlet is grounded before working on an exposed wire?
Md Ariful Islam
বিএসসি(সিএসই)
,
এমবিএ(মার্কেটিং)
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Dr. Md Rushad Rahman
এমবিবিএস(আরপিএমসি)
,
পিজিটি(মেডিসিন)
You'd need a three prong tester. You just plug it into the outlet and a set of LED lights will turn on to indicate whether it's grounded or not. You can also use a multimeter if you prefer.
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