A U-tube manometer filled with mercury of density 13000kgm3. shows a haight difference of 5 cm when the left end is connected to a high. pressure process line and the right end is open to the atmosphere pressure (101 kpa) Find the pressure in the process line. If the right end is tiled to make an angle of 20 wit the horizontal, what should the fongth of the bauid column in the tilted side be relative to the U-fube? 6 Marks