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In a tengent galvanometer a current 1 A ...

In a tengent galvanometer a current 1 A , produces deflection of `30^(@)` the current required to produce a deflection of `60^(@) ` is

A

`3 A`

B

`2 A`

C

`sqrt2 A`

D

`1/sqrt3 A`

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The correct Answer is:
a
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