How to use manometer".
1 Drau) equal pressure Iines Remember the oressure is only the seme for seme ใuids
2 Drau arr ous showing the direction of force caused by the weight of the (luids on ihe equal pressure line,
3 เฟrite the releyant euetions doun,
A Solye the problem.
* total pressure = hydrostatic pressure + atmosphere pressure 100 k?a
The manometer consists of water and mercury) Bou are 8sked to ind h.
1 If's obvigus _his fime..
etm
Water
3 P= hpg
4 Solve he problen
9: 9.8 m/s: h- ?
h
Mercury
mercury
10cm
p= 13545.848 kg/m
พa ter
p- 993 kg/mง
0. (9.6)C01)(13.545.848) +100 kPa
14
Dressure on side A, = Pressure on side B
/
15
10cm+
aty + h
pressure
Seb