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WorksheetsSTEAM & ITS PROPERTIES
Total questions: 10
Worksheet time: 7mins
____________ is also called as hidden heat
Entropy
Enthalpy
Super heat
Latent heat
Unit of Specific volume is
kN/m2
m3
kg/m3
m3/kg
Specific heat of water is _______kJ/kgK
4
1
2.1
4.19
Degree of super heat is ___________
(Tsup / Ts)
x
(tsup- ts)
(Ts /Tsup)
Dryness fraction is denoted as ___________
(Tsup / Ts)
x
(tsup- ts)
(Ts /Tsup)
Unit of dryness fraction is m3/kg
True
False
Choose the correct answer
X < 1, the steam is dry steam
X > 1, the steam is wet steam
X < 1, the steam is super heated steam
X < 1, the steam is wet steam
Dryness fraction is equal to __________________
Mass of dry steam / Total mass of wet steam
Mass of dry steam / Total mass of superheated steam
Mass of dry steam x Total mass of wet steam
Total Mass of wet steam / mass of dry steam
Critical pressure of water is _______bar
22
222
22.2
202.2
Critical temperature of water is equal to _______OC
100
222
0
374.15
