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प्रश्न
Choose the correct option.
The horizontal and vertical component of magnetic field of Earth are same at someplace on the surface of Earth. The magnetic dip angle at this place will be
विकल्प
30°
45°
0°
90°
उत्तर
45°
Explanation:
`"B"_"v"/"B"_"H"` = tanΦ
∴ tanΦ = 1 ⇒ Φ = 45°
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