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The values of the apparent angles of dip...

The values of the apparent angles of dip in two planes at right angles to each other are `30^(@)` and `45^(@)`. Then the true value of the angle of dip at the place is

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The correct Answer is:
`26.6 ^(@)`
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SL ARORA-MAGNETISM-Based on (i) Earth s Magnetism (ii) magnetic field of a bar magnet
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  15. A magnetic dipole of magnetic moment 1.44 A m^2 is placed horizontally...

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  16. A bar magnet 30 cm long is placed in the magnetic meridian with its no...

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