A Galvanometer with a Coil Resistance Of $40.0 \Omega$ Deflects Full Scale for a Current Of

question 29

Multiple Choice

A galvanometer with a coil resistance of $40.0 \Omega$ deflects full scale for a current of $2.0 \mathrm {~mA}$ . What series resistance should be used with this galvanometer in order to construct a voltmeter that deflects full scale for $50 \mathrm {~V}$ ?

• A) \(27 \mathrm { k } \Omega\)
• B) \(29 \mathrm { k } \Omega\)
• C) \(31 \mathrm { k } \Omega\)
• D) \(25 \mathrm { k } \Omega\)

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