When we use a multimeter, while checking continuity of a
closed circuit , what is happening inside multimeter, how
it is working to produce a beep wheather it is closed or
open.. is there any internaly voltage/current source
inside multimeter?
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Answer Posted / ankush
Yes there is a battery inside the multimeter 12v
n the ckt of the multimeter completes when two of its pins
touches.
similarly when there is closed ckt the continuity beaps n
in open ckt no beap is there.
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