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MBD PUBLICATION-MAGNETISM AND MATTER-QUESTION BANK
- The universal property of all substances is :
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- The permeablities of paramagnetic materials are :
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- The substances which are repelled by a magnet, are termed as:
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- When N pole of a bar magnet points towards the south and S pole toward...
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- A bar magnet of moment M is divided into two equal parts by cutting it...
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- The magnetic dipole moment for circular coil having n turns and carrin...
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- A bar magnet of magnetic moment M is cut into two parts of equal lengt...
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- A closly wound coil of 1000 turns and cross-swctional area of 200 cm^2...
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- The magnetic charge -2 Am and +2 Am are seprated by a distance of 15 c...
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- A magnet can be completely demagnetised by :
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- Earth's magnetic field inside a closed iron box, as compared to that o...
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- The magnetic lines of forces prefer to pass through ferromagnetic subs...
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- A steel wire of length (l) has a magnetic moment (M). It is then bent ...
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- A bar magnet of pole strength (m) is divided into two equal parts by c...
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- The distance between two magnetic pole is double and the pole strength...
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- Three similar bar magnets are placed to form an equilateral triangle. ...
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- A magnet of length 14 cm and magnetic moment p is broken into two part...
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- A bar magnet of length 5 cm and magnetic moment 2 Am^2 is broken into ...
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- The m agnetic moment of a bar magnet is 4 Am^2. If it is broken into t...
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- The dipole moment of a coil of radius 1 cm , number of turns 10^4 , ca...
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