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प्रश्न
A straight wire lying in a horizontal plane carries a current from north to south.
- What will be the direction of magnetic field at a point just underneath it?
- Name the law used to arrive at the answer in part (a).
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उत्तर
- The direction of the magnetic field at a point just underneath is towards the east.
- Right-hand thumb rule.
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संबंधित प्रश्न
State the right-hand thumb rule.
What is the other name of Maxwell's right-hand thumb rule?
State and explain Fleming's right hand rule.
Name and state the rule to find the direction of current induced in a coil due to its rotation in a magnetic field.
A positive charge is moving towards a person. The direction of magnetic field lines will be in ____________.
A current through a horizontal power line flows from south to north direction. The direction of magnetic field line 0.5m above it is ____________.
The strength of each magnet reduces to half when it is cut along its length into the equal parts magnetic field strength of a solenoid. The polarity of the solenoid can be determined by ____________.
Who has stated the Right-hand Thumb Rule?
Choose the incorrect statement
A constant current flows in a horizontal wire in the plane of the paper from east to west as shown in Figure. The direction of magnetic field at a point will be North to South
