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MODERN PUBLICATION-MAGNETIC DIPOLE & EARTH'S MAGNETISM-EXERCISE
- An electron in an atom revolves around the nucleus in an orbit of radi...
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- In a hydrogen atom, the electron moves in an orbit of radius 0.5 overs...
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- In hydrogen atom, an electron is making 6.6xx 10^15 r.p.s around the n...
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- The electron in the hydrogen atom is moving with a speed of 2.3 xx 10^...
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- A muon is a particle that has the same charge as that of an electron b...
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- What is the magnitude of axial field due to a bar magnet of length 5 c...
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- A bar magnet is 0.1 m long and its pole strength is 12 Am. Find the ma...
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- Two short magnets of magnetic moment 2 Am^(2) and 5 Am^(2) are placed ...
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- A magnetised needle of magnetic moment 4.8 xx 10^-2JT^-1 is placed at ...
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- A short bar magnet placed with its axis at 30^(@) with a uniform exter...
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- A short bar magnet experiences a torque of 0.012 Nm, with its axis pla...
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- Calculate the work done in rotating a bar magnet of magnetic moment 3 ...
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- A bar magnet having a magnetic moment of 1.0 xx 10^4 J T^(-1) is free ...
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- A circular coil of 100 turns has an effective radius of 0.05 m and car...
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- A ship is sailing due east according to Mariner's compass. If the decl...
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- The horizontal and vertical components of earth's magnetic field at a ...
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- Horizontal component of earth's magnetic field at a place is sqrt3 tim...
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- At 52^@ from the magnetic meridian, a magnetic needle in a vertical pl...
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- A dip circle is adjusted so that its needle moves freely in the magnet...
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- A small bar magnet has a magnetic moment 5Am^2. The neutral point is o...
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