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प्रश्न
A current carrying solenoid behaves like a ______.
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उत्तर
A current carrying solenoid behaves like a bar magnet.
APPEARS IN
संबंधित प्रश्न
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.
Why does a current carrying freely suspended solenoid rest along a particular direction? State the direction in which it rests.
What effect will there be on a magnetic compass when it is brought near a current carrying solenoid?
- What name is given to a cylindrical coil of diameter less than its length?
- If a piece of soft iron is placed inside the coil mentioned in part (a) and current is passed in the coil from a battery, what name is then given to the device so obtained?
- Give one use of the device mentioned in part (b).
What is a solenoid?
Sketch the lines of force of the magnetic field of a solenoid. How does its field compare with that of a bar magnet?
Which of the following diagrams correctly shows the magnetic field produced by a current-carrying wire?
The factors on which one magnetic field strength is produced by current-carrying solenoids depends are
What does the divergence of magnetic field lines near the ends of a current carrying straight solenoid indicate?
A circuit contains a battery, a variable resistor and a solenoid. The figure below shows the magnetic field pattern produced by the current in the solenoid.
- State how the magnetic field pattern indicates regions where the magnetic field is stronger.
- What happens to the magnetic field when the current in the circuit is reversed?
