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Solution


Q.

A moving coil galvanometer of resistance 100 Ω shows a full scale deflection for a current of 1 mA. The value of resistance required to convert this galvanometer into an ammeter, showing full scale deflection for a current of 5 mA, is ________ Ω                       [2026]
1 0.5  
2 10  
3 2.5  
4 25  

Ans.

(4)