A voltmeter of resistance `1000 Omega` reads 2 volt/ division. The resistance requried to be connected in series with voltmeter to make it to read 20 volt/division is
A
`18000 Omega`
B
`1800 Omega`
C
` 9000 Omega`
D
`900 Omega`
Text Solution
Verified by Experts
The correct Answer is:
C
`R=G(n-1)=1000xx(10-1)=9000Omega`
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