Advertisements
Advertisements
प्रश्न
Current is flowing through a coil as shown in the figure. Which one of the given figures will correctly depict the magnetic polarity and the direction of the lines of force along the axis of the coil?
पर्याय
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Why does a current carrying, freely suspended solenoid rest along a particular direction?
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).
The magnetic field lines outside a bar magnet:
The factors on which one magnetic field strength is produced by current-carrying solenoids depends are
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.
What does the divergence of magnetic field lines near the ends of a current carrying straight solenoid indicate?
Ansari Sir was demonstrating an experiment in his class with the setup as shown in the figure below.
A magnet is attached to a spring. The magnet can go in and out of the stationary coil. He lifted the Magnet and released it to make it oscillate through the coil.
Based on your understanding of the phenomenon, answer the following question.
Is there any difference in the observations in the galvanometer when the Magnet swings in and then out of the stationary coil? Justify your answer.
How is a solenoid prepared?
Draw a neat diagram of a solenoid and name its various components.
