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Grade 12th passMechanics

i want solution for this shm problem i have tried a lot by using torque method pls help mee

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Profile image of murty
7 Years agoGrade 12th pass
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1 Answer

Profile image of Arun
7 Years ago
Either compute the torque from the two springs and gravity, and show it is proportional to sin θ ≈ θ for small angles, or compute the potential energy of the system and show it goes like θ2. Either way, you should find
ω^2 = 15 k /4m− 3 g/2l
Note that if 5kl