Q- If we consider the magnetic field of bar magnet is same as the magnetic field of solenoid. Then why the field at the poles of bar magnet is strong than any other point while magnetic field at the ends of solenoid is half of the field at middle?

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https://byjus.com/ncert-solutions-class-10-science/chapter-13-magnetic-effects-electric-current/

here is the basic properties of solinoid and magnegic field properties of the solinoid

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Statement 1: The magnetic field strength of a bar magnet is the maximum at its poles.

Statement 2: There is no magnetic field inside a current-carrying solenoid.

For a current in a long straight solenoid, $N$ and $S$ poles are created at the two ends. Among the following statements, the incorrect statement is:

From above fromula we can say, magnetic field due to a current carrying toroidal solenoid is independent of its radius.The magnetic field at the ends of a solenoid is

Q. What is a solenoid? Compare the magnetic field produced by a solenoid with the magnetic field of a bar magnet. Draw neat figures and name various components.

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Q- If we consider the magnetic field of bar magnet is same as the magnetic field of solenoid. Then why the field at the poles of bar magnet is strong than any other point while magnetic field at the ends of solenoid is half of the field at middle?

https://byjus.com/ncert-solutions-class-10-science/chapter-13-magnetic-effects-electric-current/ here is the basic properties of solinoid and magnegic field properties of the solinoid

https://byjus.com/ncert-solutions-class-10-science/chapter-13-magnetic-effects-electric-current/

here is the basic properties of solinoid and magnegic field properties of the solinoid