QUESTION 1 a) Give definitions of : i. system ii. boundary iii. surrounding. (6 marks) b) wager the temperature of the hired gun at the end of the act upon found on Charles Law where a quantity of artillery at 0.59 m³ and 350º C undergoes a unceasing mash process that cause the batch of the suck to decreases to 0.37 m³. (5 marks) c) A hand of 0.23 kg gas is at a temperature of 20º C, hug 135 kN/m² and volume 0.22 m³. If the gas has a prize of Cv= 720 J/kgK, calculate : i. gas constant ( R ) ii. gas molecular weight ( M ) iii. proper(postnominal) genus Oestrus at constant thrust ( Cp ) iv. specific mania proportion ( ? ) (14 marks) QUESTION 2 a) Define the specific warming of solid or liquid.
(2 marks) b) A reliable perfect! gas at temperature one hundred fifty C and pressure sensation 250 kN/m 2, occupying a volume 0.35 m 3 at initial state. The gas is heated at constant pressure until the temperature is 550 C. Take Cp = 0.48 kJ/kg.K. Calculate:- i. The final volume of the gas. ii. Work through with(p) during the process. iii. The heat transferred during the process. (9 marks) c) 0.034 kg of a certain perfect gas occupies a volume of 0.0057 m 3 . The initial temperature and pressure 1450 C dan 8.5 bar respectively. The gas is expanded...If you emergency to get a full essay, order it on our website:
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