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Find the tension in OB and AB in the given Figure. Also, calculate the tension in OB when just after the string AB is burnt.

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Find the tension in OB and AB in the given Figure. Also, calculate the tension in OB when just after the string AB is burnt.

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Now just after the string AB is burnt,

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Tab = mg tanθ ,Tob = mg/cosθ ,T' = mg cos θ 

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