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A light metal stick of square cross-sect...


A light metal stick of square cross-section `(5cmxx5cm)` and length 4m mass 2.5 kg ad is shown in the figure below determine its angle of inclination when the water surface is 1m above the hinge. What minimum depth of water above high will be required to bring the metal stick in vertical position.

Text Solution

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The correct Answer is:
`theta=30^(@)` depth of water `ge2m`
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