magnetism

Question: The magnetic needle of a tangent galvanometer is deflected at an angle $30^o$ due to a magnet. The horizontal component of earth’s magnetic field $0.34 \times 10^{–4} T$ is along the plane of the coil. The magnetic intensity is

1) $1.96 \times 10^{–4} T$

2) $1.96 \times 10^{–5} T$

3) $1.96 \times 10^4 T$

4) $1.96 \times 10^5 T$

Solution:

Explanation: No Explanation

Magnetic Equipment

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