the range of galvanometer to measure current is:
few amperes
few micro amperes
few milli amperes
mega amperes
What is the power rating of a lamp connector to a 12 V source when it carries 2.5 A:
4.8W
14.5W
30W
60W
According to ohm’s law V= :
I2R
IR2
IR
I/R
by connecting suitable high resistance in series with galvanometer it will convert into:
voltmeter
galvanometer
ammeter
multimeter