NCERT Exercise 9.10 - Mechanical Properties of Fluids
Question: In the previous setup, 15.0 cm of water and 15.0 cm of spirit are added to respective arms. Find the difference in mercury levels. (Sp. gravity of Hg = 13.6)
Answer: Mercury level difference = **about 0.221 cm**.
Full step-by-step NCERT solution with diagrams on Something by Zero.