Consider a sealed can that is filled with 4.4 kg of water at 115 °C and P = 248 kPa. Now a leak develops, and the pressure in the can drops to the local atmospheric pressure of 100 kPa (Cp=4.23 kJ/kg.K). The vapor leaves the can as soon as it is formed. How much vapour will evapourate before the liquid water reaches its boiling temperature at atmospheric pressure. NB: water's enthalpy of vapourisation is roughly 2257 kJ/kg . a. 4.400 kg b. 0.120 kg c. 1.093 kg d. 0.030 kg e. 0.015 kg
Consider a sealed can that is filled with 4.4 kg of water at 115 °C and P = 248 kPa. Now a leak develops, and the pressure in the can drops to the local atmospheric pressure of 100 kPa (Cp=4.23 kJ/kg.K). The vapor leaves the can as soon as it is formed. How much vapour will evapourate before the liquid water reaches its boiling temperature at atmospheric pressure. NB: water's enthalpy of vapourisation is roughly 2257 kJ/kg . a. 4.400 kg b. 0.120 kg c. 1.093 kg d. 0.030 kg e. 0.015 kg
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Consider a sealed can that is filled with 4.4 kg of water at 115 °C and P = 248 kPa. Now a leak develops, and the pressure in the can drops to the local atmospheric pressure of 100 kPa (Cp=4.23 kJ/kg.K). The vapor leaves the can as soon as it is formed. How much vapour will evapourate before the liquid water reaches its boiling temperature at atmospheric pressure.
NB: water's enthalpy of vapourisation is roughly 2257 kJ/kg .
a. 4.400 kg
b. 0.120 kg
c. 1.093 kg
d. 0.030 kg
e. 0.015 kg
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