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PATHFINDER-MAGNETIC EFFECT OF CURRENT AND ELECTROMAGNETISM-I,II AND III-QUESTION BANK
- A bar magnet when placed at an angle of 30^@ to the direction of magne...
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- A magnet of magnetic moment 2J/T is alligned in the direction of magne...
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- Earth's magnetic field always has a horizontal component except at
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- If the angles of dip at two places are 30^@ and 45^@ respectively then...
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- A dip circle is at right angle to the magnetic meridian what will be t...
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- The earth's magnetic field at a certain place has a horizontal compone...
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- Lines which represent places of constant angle of dip are called
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- The resulting magnetic field at the point O due to the current carryin...
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- A long straight wire of radius R carries a steady current whichis unif...
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- Two circular coils of radii 10cm and 40cm are connected in series to a...
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- Two thin long parallel wires separated by a distance b are carrying cu...
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- A long staright wire along the z axis carries a current I in the negat...
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- A charged particle is released from rest in a region of steady and uni...
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- An alpha particle and proton have same velocity while entering a unifo...
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- An electron mass =9xx10^(-31)kg charge=1.6xx10^(-19)C moving with a ve...
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- Electrons at rest are accelerated by a potential of V volt these elect...
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- A current of 1A flows in a wire of length 0.1m in a magnetic field of ...
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- susceptiblity is positive and large for a
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- A compass needle which is allowed to move in a horizontal plane is tak...
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- A vibration magnetometer is placed at the south pole then the time per...
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