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प्रश्न
Explain, what is meant by magnetic induction.
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उत्तर
Magnetic induction is the process in which magnetism is acquired by the magnetic material when a magnet is brought near it.
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संबंधित प्रश्न
Fill in the blank to complete the sentence :
Unlike poles of a magnet ___________ each other.
Fill in the blank to complete the sentence :
Like poles of a magnet ______________ each other.
How do you account for the following fact?
Iron becomes magnetized when placed in a coil carrying direct current.
How do you account for the following fact?
Bar magnets lose their magnetism when heated strongly.
How do you account for the following fact?
Steel makes better permanent magnet than soft iron.
What is magnetic induction?
A magnet is carefully broken into two halves along its long axis as shown in the figure. How would the magnetic strength of each piece compare with that of the original magnet?
How would you test whether a piece of steel was magnetised
(i) If you had a magnet?
(ii) If there was no magnet available.
Give scientific reason:
A charge can be obtained on a rubbed ebonite rod held in the hand but not on a rubbed metal rod held in the hand.
