Two pipeline carry oil (density 900 kg/m3) and water on either sides are connected to a manometer as shown in figure. (Assume ρw = 1000 kg/m3, ρmercury = 13600 kg/m3)
1
The pressure difference between A and B is 37.67 Pa
2
The pressure difference between A and B is 37.67 kPa
3
The amount of pressure increased, so mercury levels on both sides become equal is 49.638 kPa
4
The amount of pressure decreased to so mercury levels on both sides become equal is 0