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Question

A bar magnet oscillates in a uniform magnetic field of magnitude B. The magnet is now cut along its magnetic axis into two equal parts and one of the part is again allowed to oscillate in a uniform magnetic field of magnitude 2B. The frequency of oscillation becomes

एक छड़ चुम्बक B परिमाण के एकसमान चुम्बकीय क्षेत्र में दोलन करती है। अब चुम्बक को इसके चुम्बकीय अक्ष के अनुदिश दो समान भागों में काटा जाता है तथा किसी एक भाग को 2B परिमाण के एकसमान चुम्बकीय क्षेत्र में पुनः दोलन कराया जाता है। दोलन की आवृत्ति हो जाती है

A
2 times

2 गुनी
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B
3 times

3 गुनी
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C
2times

2xquh
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D
0.5 times

0.5 गुनी
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Solution

The correct option is C 2times

2xquh
Solution

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