Why solenoid is used to magnetise a piece of magnetic materials, like soft iron, when placed inside the coil?

Due to its uniform magnetic field

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Due to its shape

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Due to its strong magnetic field

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All of the above

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Solution

The correct option is D
All of the above

A solenoid produces strong, uniform magnetic field inside it and its shape is convenient to place a magnetic material in its vicinity and magnetise it.

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Similar questions

Q. Question 4
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

(a) The field lines inside the solenoid are in the form of straight lines which indicates that the magnetic field is the same at all points inside the solenoid
(b) The strong magnetic field produced inside the solenoid can be used to magnetise a piece of magnetic material like soft iron, when placed inside the coil
(c) The pattern of the magnetic field associated with the solenoid is different from the pattern of the magnetic field around a bar magnet
(d) The N- and S-poles exchange position when the direction of current through the solenoid is reversed

Q. Assertion :Magnetic field due to current carrying solenoid is independent of its length and cross-sectional area. Reason: The magnetic field inside the solenoid is uniform.

How is the magnetic field due to a solenoid carrying current affected if a soft iron bar is introduced inside the solenoid?

Q. Assertion :Diamagnetism is universal, it is present in all materials. Reason: Field due to induced magnetic moment is opposite to the magnetising field.

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

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Why solenoid is used to magnetise a piece of magnetic materials, like soft iron, when placed inside the coil?

The correct option is D All of the above A solenoid produces strong, uniform magnetic field inside it and its shape is convenient to place a magnetic material in its vicinity and magnetise it.

The correct option is D
All of the above

A solenoid produces strong, uniform magnetic field inside it and its shape is convenient to place a magnetic material in its vicinity and magnetise it.