Question

The upper blood pressure of a patient is 180 cm of Hg whereas the normal pressure should be 20 cm of Hg. Calculate the extra pressure generated by the heart in S.I. unit. Take density of Hg = 13600 kg/m^3, g= 10 m/s^2. 1.53312 Pa 2.81.6 kPa 3.816 Pa 4.86100 Pa

Answer 1

Explanation:

Unit Name and AbbreviationDefinition or Relation to Other Unitpascal (Pa)1 Pa = 1 N/m2

recommended IUPAC unit

kilopascal (kPa)1 kPa = 1000 Papounds per square inch (psi)air pressure at sea level is ~14.7 psiatmosphere (atm)1 atm = 101,325 Pa

air pressure at sea level is ~1 atm

bar (bar, or b)1 bar = 100,000 Pa (exactly