A rod of length 6 m has a mass 12 kg. It is hinged at one end A at a distance of 3 m…
Physics · JEE Advanced · NTA Exams — Properties of Solids and Liquids
A rod of length 6 m has a mass 12 kg. It is hinged at one end A at a distance of 3 m below the water surface. The specific gravity of the material of rod is 0.5 .
What weight must be attached to the other end B so that 5 m of the rod is immersed in water?
- 7 kgf
- 20kgf
- \(\frac{7}{5}\)kgf
- \(\frac{7}{2}\)kgf
Answer
(B) 20kgf
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