A Galvanometer with a Coil Resistance Of $80 \Omega$ Deflects Full-Scale for a Current Of

Multiple Choice

A galvanometer with a coil resistance of $80 \Omega$ deflects full-scale for a current of $2.0 \mathrm {~mA}$ . What series resistance is required to convert it to a voltmeter reading full scale for $200 \mathrm {~V}$ .

A) $100 \mathrm {~m} \Omega$
B) $100 \mathrm { k } \Omega$
C) $13 \mathrm { M } \Omega$
D) $0.80 \mathrm {~m} \Omega$
E) $250 \mathrm { k } \Omega$