No, tapped artifacts do not work when they are tapped.
Of course, unless the effect specifically requires the target to be untapped.
on a work phone yes but it is highly against the law to tap a home phone
They work anywhere there are possible artifacts or past civilizations.
The gold or silver tapped out, but many of these towns still exist today.
Groundwater can be tapped by wells.
Switch EVERYTHING electrical off. If the meter still runs, it's showing something is still drawing power.
Many artifacts and pieces of art were stolen, destroyed and lost during the war, and the location of many of them still remains a mystery. There are several lists that exist of broken, missing or stolen artifacts.
"Tap" is the present tense for "tapped".
Of course. There is nothing about being tapped that stops a creature being targeted or otherwise affected by a spell or ability, unless specifically stated that they work only on untapped creatures.
He tapped out to Kurt Angle in No Mercy
Yes, watch NUCLEARVIDEOSHD's videos he has proof it works.
The solo for One is tapped using the finger by Kirk Hammett