चित्र में दिखाए गए कम्पन तंत्र की प्राकृतिक आवृत्ति क्या होगी जिसमें द्रव्यमान (m) 10 kg और कठोरता k1 = k2 = 2N/mm है?

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BHEL Engineer Trainee Mechanical 24 Aug 2023 Official Paper
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  1. Hz
  2. Hz
  3. Hz
  4. Hz

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Option 2 : Hz
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संप्रत्यय:

समांतर में दो स्प्रिंगों वाले एक कम्पन तंत्र में, समतुल्य कठोरता व्यक्तिगत कठोरताओं का योग होती है।

कम्पन की प्राकृतिक आवृत्ति इस प्रकार दी जाती है:

परिकलन:

दिया गया है:

द्रव्यमान,

प्रत्येक स्प्रिंग की कठोरता,

चूँकि स्प्रिंग समानांतर में हैं:

अब, प्राकृतिक आवृत्ति के लिए सूत्र लागू करें:

 

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