A galvanometer gives full scale deflection when the current passing through it is 1 mA-Its resistance is 100 - Without connecting additional resistance are series with it- it can be used as a voltmeter of the range-

The correct option is C 0.100 V Its resistance is 100 Ω #160;maximum current that can flow through it is 1mA .Therefore, maximum voltage it c ...

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Standard XII

Physics

Conductivity and Resistivity

A galvanomete...

Question

A galvanometer gives full scale deflection when the current passing through it is $1 m A$ .Its resistance is $100 Ω$ . Without connecting additional resistance are series with it, it can be used as a voltmeter of the range.

1.000 V

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0.010 V

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0.001 V

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0.100 V

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Solution

The correct option is C $0.100 V$
Its resistance is $100 Ω$
maximum current that can flow through it is $1 m A$ .
Therefore, maximum voltage it can read is
$V = I R = 10^{- 3} \times 100 = 0.1 V$

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A galvanometer gives full scale deflection when the current passing through it is 1 mA.Its resistance is 100 Ω. Without connecting additional resistance are series with it, it can be used as a voltmeter of the range.

The correct option is C 0.100 VIts resistance is 100Ω maximum current that can flow through it is 1mA.Therefore, maximum voltage it can read is V=IR=10−3×100=0.1V

A galvanometer gives full scale deflection when the current passing through it is $1 m A$ .Its resistance is $100 Ω$ . Without connecting additional resistance are series with it, it can be used as a voltmeter of the range.

The correct option is C $0.100 V$
Its resistance is $100 Ω$
maximum current that can flow through it is $1 m A$ .
Therefore, maximum voltage it can read is
$V = I R = 10^{- 3} \times 100 = 0.1 V$