• # question_answer To convert a 800 mV range milli voltmeter of resistance $40\,\Omega$into a galvanometer of 100 mA range, the resistance to be connected as shunt is A) $10\,\Omega$B) $20\,\Omega$C) $30\,\Omega$D) $40\,\Omega$

$\frac{i}{{{i}_{g}}}=1+\frac{G}{S}$