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A point mass `m` is displaced slightly from point `O` and released. It is constrained to move along parabolic path having equation `x^(2)=ky` then its angular frequency of oscillation is : A. `sqrt((g)/(2k))`B. `sqrt((2g)/(k))`C. `sqrt((g)/(k))`D. `sqrt((3g)/(2k))` |
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Answer» `F=-mg sin theta` `sin theta=tan theta=(dy)/(dx)=(2x)/(k)` `F=-((2mg)/(k))x` `omega=sqrt((2g)/(k))` |
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