EASY
Physics
IMPORTANT
Earn 100

The maximum current in a galvanometer can be 10 mA. Its resistance is 10 Ω. To convert it into an ammeter of 1 A, the resistance should be connected in parallel with galvanometer is n99 Ω. Write the value of n.

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Important Questions on Magnetic Effects of Current and Magnetism

EASY
Physics
IMPORTANT
A galvanometer coil has a resistance 90Ω and full scale deflection current 10 mA. A 910Ω  resistance is connected In series with the galvanometer to make a voltmeter. If the least count of the voltmeter is 0.1 V,the number of divisions on its scale is