a resistance of the Potentiometer wire is 8 ohm and its length is 8 metre a resistance box and a 2 volt battery are connected in series with it what should be the resistance in the box if it is desire to have the potential difference of a 1 volt...
sakshi258
Asked:
December 2022
find the resistance of the wire of a length 25 m needed to the prepare a coil of a resistant 25ohm