Science, asked by kkgkkg, 1 year ago

What is galvanometer?

Answers

Answered by dfgh4
7
Galvanometer

Definition: The galvanometer is the device used for detecting the presence of small current and voltage or for measuring their magnitude. The galvanometer is mainly used in the bridges and potentiometer where they indicate the null deflection or zero current.



kkgkkg: what is potentiometers
dfgh4: Potentiometer. ... If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat. The measuring instrument called a potentiometer is essentially a voltage divider used for measuring electric potential (voltage); the component is an implementation of the same principle, hence its name.
Answered by komalkaur123
3
it is an instrument for detecting and measuring small electrical currents

kkgkkg: but it is the definition of galvanometer
komalkaur123: sorry but question is that what is galvanometer ..and i tell about that
kkgkkg: OK, thanks
komalkaur123: its ok
kkgkkg: what is potentiometer
dfgh4: Potentiometer. ... If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat. The measuring instrument called a potentiometer is essentially a voltage divider used for measuring electric potential (voltage); the component is an implementation of the same principle, hence its name.
komalkaur123: an instrument for measuring an electromotive force by balancing it against the potential difference produced by passing a known current through a known variable resistance.
kkgkkg: thanks
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