10th Class Science Solved Paper - Science-2016

  • question_answer
    Find the least count of a milliammeter in which there are 20 divisions between 400 mA and 500 mA narks.                 

    Answer:

    Least count \[\text{=}\frac{\text{Range}}{\text{No}\text{. of division}}\]
                     \[\mathrm{ }=\mathrm{ }\frac{100}{20}=5mA\]


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