Question

Statement I : The strength of magnetic field of a permanent magnet decreases with the increase in temperature. Statement II : A permanent magnet can be demagnetised by heating it. *

1) statement I is correct and statement II is correct explanation of the statement I.
2) Statement I is correct but statement II is not the correct explanation of the statement I.
3) Statement I is true but statment II is not true.
Statement I is not true but statement II is true.

Answer 1

Answer:

2 is the answer

Explanation:

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Answer 2

Answer:

sorry...............