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A galvanometer of resistance 20Omega is ...

A galvanometer of resistance `20Omega` is shunted by a `2 Omega` resistor. What part of the main current flows through the galvanometer ?

A

1/10 part

B

1/11 part

C

1/12 part

D

1/13 part

Text Solution

Verified by Experts

The correct Answer is:
B
`i_g = (iS)/(G + S)`
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