Question on topic current electricity
A galvanometer of resistance 'R' is to be converted into an ammeter with the help of a shunt resistance 'r'. If the ratio of heat dissipated through galvanometer and shunt is 3:4, then A) r=3R/4 B) r=4R/3 C)R=9r/16 D)R=16r/9.
- Ishpreet
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