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5xx10^(-3)A current gives a full scale d...

`5xx10^(-3)A` current gives a full scale deflection in a galvanometer of `1Omega` resistance. To measure `5V` with this galvanometer, a resistance of……….is connected in ……….. of the galvanometer.

Text Solution

Verified by Experts

The correct Answer is:
`999 Omega`, series
`R=V/(I_(s))-4=5/(5xx10^(-3))-1=99 Omega` in series
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Knowledge Check

  • 100 current gives a full scale deflection in a galvanometer of 2Omega resistance. The resistance connected with the galvanometer to convert it into a voltmeter to measure V 5 is

    A
    `98 Omega`
    B
    `52 Omega`
    C
    `50 Omega`
    D
    `48 Omega`

  • The deflection in a galvanometer decreases to 1/5th of the original deflectioon, if it is shunted by a resistance of 5 Omega. The resistance of the galvanometer is

    A
    `1Omega`
    B
    `10Omega`
    C
    `15Omega`
    D
    `20Omega`

  • In full scale deflection current in galvanometer of 100 ohm resistance is 1 mA. Resistance required in series to convert it into voltmeter of range 10 V.

    A
    `0.99 K ohm`
    B
    `9.9 K ohm`
    C
    `9.8 K ohm`
    D
    `10 K ohm`

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