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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > The scale of galvanometer is divided into 150 equal divisions. The galvanometer has a current sensitivity of 10 divisions/mA and the voltage sentivity of 2 divisions/mV. How the galvanometer be designed to read (i) 6A per division and (ii) 1 V per division?

The scale of galvanometer is divided into 150 equal divisions. The galvanometer has a current sensitivity of 10 divisions/mA and the voltage sentivity of 2 divisions/mV. How the galvanometer be designed to read (i) 6A per division and (ii) 1 V per division?

A galvanometer has a resistance of G ohm and range of V volt. Calculate the resistance to be used in series with it to extend its range its range to nV volt.