Note 4 Aug 2024 (3)2.61 Determine the new differential reading along the inclined leg of the mercury

2.61 Determine the new differential reading along the inclined leg of the mercury manometer of Fig. P2.61, if the pressure in pipe A is decreased 10 kPa and the pressure in pipe B remains unchanged.
The fluid in A has a specific gravity of 0.9 and the fluid in B is water.
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