Question

A galvanometre of 100 ohm resistence coil shows 50 micro ampere whole difflex .how much resistance should be added to make
1. 50 volt voltmetre
2. 10 m a ametre​

Answer 1

Answer:

10 ohm

bcoz as current increases , resistance and vice versa

so if one is high other should be low

Answer 2

Answer:

answer = 10ohm

Explanation:

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