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Discussion :: Measurements and Instrumentation

  1. Two voltmeters 0-250 V each having resistances of 5 kΩ and 10 kΩ respectively and are connected in series. To ensure that neither of them goes beyond scale the total voltage which can be applied should be less than

    2. A.
    500 V
    B.
    400 V
    C.
    375 V
    D.
    250 V

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    Answer : Option C

    Explanation :

    or V = 375 V.

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