Current Electricity — JEE Main 2020 · 5 Sep, Evening shift · Q6464 · Alror
Current Electricity
JEE Main 2020 · 5 Sep, Evening shift · Q6464
PhysicsEasy226×since 2002Q6464
A galvanometer is used in laboratory for
detecting the null point in electrical
experiments. If, on passing a current of 6 mA it
produces a deflection of 2^o, its figure of merit
is close to :