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प्रश्न
State the direction in which current-carrying freely suspended solenoid rests
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उत्तर
Current-carrying freely suspended solenoid rests in the North-South direction.
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संबंधित प्रश्न
Draw a diagram to represent the magnetic field lines along the axis of a current carrying solenoid. Mark arrows to show the direction of current in the solenoid and the direction of magnetic field lines.
The adjacent diagram shows a small magnet placed near a solenoid AB. Current is switched on in the solenoid by pressing the key K.
- State the polarity at the ends A and B.
- Will the magnet be attracted or repelled? Give a reason for your answer.
The following diagram shows a spiral coil wound on a hollow carboard tube AB. A magnetic compass is placed close to it. Current is switched on by closing the key.
- What will be the polarity at the ends A and B?
- How will the compass needle be affected? Give reason.
A current carrying solenoid when freely suspended, it always rests in ______ direction.
Sketch the lines of force of the magnetic field of a solenoid. How does its field compare with that of a bar magnet?
What is a solenoid? Why do we usually keep its diameter small in comparison to its length?
For a current in a long straight solenoid, N-pole and S-pole are created at the two ends. Among the following statements, the incorrect statement is ____________.
The diagram below shows a magnet moved near a coil along its axis. Which of the diagram shows correct flow of current during this motion?
Under what conditions permanent electromagnet is obtained if a current carrying solenoid is used? Support your answer with the help of a labelled circuit diagram.
Refer to the image below and state how the magnetic field pattern indicates regions where the magnetic field is stronger outside the magnet. What happens to the magnetic field when the current in the circuit is reversed?
