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HC VERMA-PERMANENT MAGNETS-Objective
- A circular loop carrying a current is replaced by an equivalent magnet...
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- A circular loop carrying a current is replaced by an equivalent magnet...
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- When a current in a circular loop is equivalently replaced by a magnet...
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- Let r be the distance of a point on the axis of a bar magnet from its ...
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- Let r be the distance of a point on the axis of a magnetic dipole from...
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- Two short magnets of equal dipole moments M are fastened perpendicular...
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- Magnetic meridian is an imaginary:
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- A compose needle which is allowed to move in a horizontal plane is tak...
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- A dip circle is taken to geomagnetic equator. The needle is allowed to...
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- Which of the following four graphs may best represent the current defl...
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- A tangent galvanometer is connected directly to an ideal battery. If t...
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- In the current is doubled, the deflection is also doubled in
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- A very long bar magnet is placed with its north pole coinciding with t...
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