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A small bob joins two light unstretched identical springs anchored at their far ends and arranged along a straight line, as shown in the figure The bob is displaced in a direction perpendiular to the line of the springs by `l_(0)` (unstretched lenght ) and then released. Find acceleration of the bob just after its release. K is spring constnat of each ideal spring.A. `(kl_(0))/(msqrt(2))(sqrt(2)-1)`B. `(kl_(0))/(m)(20sqrt(2))`C. `(kl_(0))/(m)`D. `(2kl_(0))/(m)` |
| Answer» `a=(2xxkl_(0)(sqrt(2)-1)cos 45^(@))/(m)` | |