Module 2: Fluid Statics
  Lecture 5: Pressure variation in two immiscible fluids, manometer, barometer
 
 
(4) Monometer (To measure pressure of the fluid in a device or container)
 
(Fig. 5c)

  

On integration between
On integration between C and D
But,

Therefore,

Therefore,

However,

( NOTE at sea - level)