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Two tangent galvanometer A and have coil...

Two tangent galvanometer A and have coils of radii 8cm and 16cm respectively and resistance `8Omega` each. They are connected in parallel with a cell of emf 4V and negligible internal resistance. The deflections produced in the tangent galvonometers A and B are `30^(@) and 60^(@)` respectivley. If has 2 turns,, then B must have

A

18 truns

B

12 turns

C

6 turns

D

2 turns

Text Solution

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The correct Answer is:
B
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