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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A compass needle whose magnetic moment is 60 A m^2 points geographic north at a certain place where H=40μT. The compass needle experience a torque of 1⋅2×10−3 N^−m. What is the declination at the place?

A compass needle whose magnetic moment is 60 A m^2 points geographic north at a certain place where H=40μT. The compass needle experience a torque of 1⋅2×10−3 N^−m. What is the declination at the place?

The vertical component of earth's magnetic field at a place is root 3 times the horizontal component the value of angle of dip at this place is?