Calculate the real angle of dip, if a magnet is suspended at an angle of 30 ° to the magnetic meridian, the dip needle makes an angle of 45 ° with horizontal.

Question

Calculate the real angle of dip, if a magnet is suspended at an angle of 30 ° to the magnetic meridian, the dip needle makes an angle of 45 ° with horizontal., tan - 1 ⁡ 3 2, tan - 1 ⁡ 3, tan - 1 ⁡ 3 2, tan - 1 ⁡ 2 3

MARKS App · Accepted Answer

Let θ = d i p a n g l e B H = Horizontal component of magnetic field of earth B V = Vertical component of magnetic field of earth Also, tan ⁡ θ = B v B H But tan ⁡ 45 o = B V B H cos ⁡ 30 o ∴ tan ⁡ θ tan ⁡ 45 o = cos ⁡ 30 o θ = tan - 1 ⁡ 3 2

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