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A bar magnet suspended in magnetic meridian executes oscillati

Question

A bar magnet suspended in magnetic meridian executes oscillations with a time period of $2$ sec in the earth's horizontal magnetic field of $24$ microtesla. When a horizontal field of $18$ microtesla is produced opposite to the earth's field by placing a current carrying wire, the new time period of magnet will be:

1 s

2 s

3 s

4 s

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A bar magnet suspended in magnetic meridian executes oscillations with a time period of

2

sec in the earth's horizontal magnetic field of

24

microtesla. When a horizontal field of

18

microtesla is produced opposite to the earth's field by placing a current carrying wire, the new time period of magnet will be:

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Question Text	A bar magnet suspended in magnetic meridian executes oscillations with a time period of $2$ sec in the earth's horizontal magnetic field of $24$ microtesla. When a horizontal field of $18$ microtesla is produced opposite to the earth's field by placing a current carrying wire, the new time period of magnet will be:
Answer Type	Video solution: 1
Upvotes	151