Question

[42]
When a tangent galvanometer is properly set,
then the two magnetic fields acting on the
horizontal plane are
O
earth's horizontal component and
the field due to current in the coil
earth's horizontal component and
earth's vertical component
O
earth's field and the field due to
compass needle
earth's vertical component and the
field due to current in the coil​

Answer 1

Answer:

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