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प्रश्न
Differentiate between a circular coil and a solenoid.
उत्तर
A circular coil is a single loop of wire creating a magnetic field perpendicular to its plane, while a solenoid consists of multiple coils wound closely in a cylindrical shape, producing a uniform magnetic field inside.
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संबंधित प्रश्न
State two ways by which the magnetic field due to a current carrying solenoid can be made stronger.
Draw the pattern of magnetic field lines of a solenoid through which a steady current flows. What does the pattern of field lines inside the solenoid indicate?
The diagram shows a current-carrying coil passing through a cardboard sheet. Draw three magnetic lines of force on the board.
State two factors on which magnitude of magnetic field at the centre depends.
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?
The pattern of the magnetic field produced by the straight current-carrying conducting wire 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.
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.
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?
