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प्रश्न
State qualitatively the effect of inserting an iron core into a current-carrying solenoid.
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उत्तर
If an iron core is inserted into a current carrying solenoid, it acts as a magnet. If we switch off the current in the solenoid, magnetism of the soft iron core disappears.
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संबंधित प्रश्न
Which of the following property of a proton can change while it moves freely in a magnetic field? (There may be more than one correct answer.)
Which of the following property of a proton can change while it moves freely in a magnetic field? (There may be more than one correct answer.)
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State Fleming’s left-hand rule.
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(c) anticlockwise
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Explain your answer mentioning the name of the phenomenon involved.
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State condition when magnitude of force on a current carrying conductor placed in a magnetic field is maximum?
How will the direction of force be changed, if the current is reversed in the conductor placed in a magnetic field?
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Name an instrument which makes use of the principle stated above.
A current-carrying conductor is held in an exactly vertical direction. In order to produce a clockwise magnetic field around the conductor, the current should be passed in the conductor:
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