A galvanometer has a xoil of resistance `100(Omega)`showing a full-scale deflection at 50(mu)A. What
Channel: Doubtnut
Date: 2020-07-05

A galvanometer has a xoil of resistance `100(Omega)`showing a full-scale deflection at 50(mu)A. What resistance should be added to use it as (a) a voltmeter of range 50 V (b) an ammeter of range 10 mA?