A galvanometer coil has a resistance of 12 2 and the metre shows full scale deflection for a current of 3 mA. How will you convert the metre into a voltmeter of range 0 to 18 V?
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![A galvanometer coil has a resistance of 12 2 and the metre shows full scale deflection
for a current of 3 mA. How will you convert the metre into a voltmeter of range 0 to 18
V?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe6421e31-1bbd-4042-ae5c-2f508b1004e5%2F0fb7f9cd-d7ed-46b5-b114-7e1c6b67dc36%2F7hsgjae_processed.jpeg&w=3840&q=75)
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