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MODERN PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXERCISE
- In case of a bar magnet the magnetic lines of force
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- Which of the following is the most suitable material for core of an el...
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- A magnet can attract
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- The figure shows a chamber in which a uniform magnetic field is presen...
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- The direction of induced current is given by
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- When south pole of a bar magnet is brought towards metallic coil, the...
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- What percent of tin and lead is used in electric fuse?
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- An a.c genertor convertes
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- When the speed of the coil of generator is increased?
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- When a coil is moved towards stationary magnet, the induced emf does n...
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- A magnet is moving towards a coil quickly and slowly, then the induced...
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- Motional emf is produed in a rod moving perpendicular in a uniform mag...
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- Live wire has
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- Fuse is connected in
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- The use of fuse is
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- In India, the electricity is supplied at
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- Switches are connected to
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- Which wire is thickest?
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- The magnitude of induced emf produced depends on the rate of change of...
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- Name the physical quantity whose S.I unit is Wb-m^2. Is it is a scala...
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