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MODERN PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXERCISE
- Take a soft iron bar. With the help of insulated copper wire make two ...
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- How many time does the current flowing in an electric bulb becomes zer...
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- What depletes ozone in the atmosphere? How does this affect human lif...
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- You are facing a coil through which a current I is passing in the cloc...
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- The magnetic field due to a long straight conductor carrying current i...
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- A charged particles experiences minimum force when it travels.
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- The direction of force on a current carrying conductor in a magnetic f...
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- A charged particle moving at right angle to a unifrom magnetic field f...
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- In the adjacent figure the directio of magnetic field at point A above...
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- Two current carrying conductors are held parallel then the nature of f...
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- A charged particel having a charge q is moving at right angles to a ma...
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- A magnetic field directed in north direction acts on an electron movi...
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- When soft iron is present in the core of a current carrying solenoid, ...
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- Magnetic field lines in a region. A are closer together as compared to...
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- The magnetic field inside a solenoid is
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- The magnetic field due to a circular wire at its cente is
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- The best material to make permanent magnet is
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- An electric generator converts
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- Tesla is the unit of
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- In case of a bar magnet the magnetic lines of force
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