Subjects
Applied Mathematics for Electrical Engineering  3130908
Complex Variables and Partial Differential Equations  3130005
Engineering Graphics and Design  3110013
Basic Electronics  3110016
MathematicsII  3110015
Basic Civil Engineering  3110004
Physics Group  II  3110018
Basic Electrical Engineering  3110005
Basic Mechanical Engineering  3110006
Programming for Problem Solving  3110003
Physics Group  I  3110011
MathematicsI  3110014
English  3110002
Environmental Science  3110007
Software Engineering  2160701
Data Structure  2130702
Database Management Systems  2130703
Operating System  2140702
Advanced Java  2160707
Compiler Design  2170701
Data Mining And Business Intelligence  2170715
Information And Network Security  2170709
Mobile Computing And Wireless Communication  2170710
Theory Of Computation  2160704
Semester
Semester  1
Semester  2
Semester  3
Semester  4
Semester  5
Semester  6
Semester  7
Semester  8
Basic Mechanical Engineering
(3110006)
BME3110006
Properties of gases
BE  Semester
1
Unit : Properties of gases
BE  Semester 
Summer  2019

04062023
Total Marks :
70
Q1
(b)
Summer2019
Derive an expression for internal energy for a closed system.
4 Marks
Unit : Properties of gases
Q1
(c)
Summer2020
Derive an expression for internal energy for a closed system.
7 Marks
Unit : Properties of gases
Q3
(a)
Winter2019
Prove that the difference between two specific heats of gases is equal to its characteristic gas constant.
3 Marks
Unit : Properties of gases
Q3
(b)
Winter2019
Differentiate between gas constant and Universal gas constant.
4 Marks
Unit : Properties of gases
Q3
(c)
Winter2019
One kg of gas at a pressure of 100 kPa and temperature of 17°C is compressed isothermally in a pistoncylinder arrangement to final pressure of 2500 kPa. The characteristic gas equation is given by the relation pV = 260 T per kg where T is in Kelvin. Find out (1) Final Volume (2) Compression Ratio (3) Change in enthalpy (4) Work done on the gas.
7 Marks
Unit : Properties of gases
Q3
(a)
Winter2019
One kg gas is compressed adiabatically by following the law pV = C from initial temperature of 290 K. The initial pressure of gas is 1 bar. The initial and final volumes of gas are 0.50
${\mathrm{m}}^{3}$
and 0.05
${\mathrm{m}}^{3}$
respectively. Find the final temperature and pressure of gas. Assume γ =1.4.
3 Marks
Unit : Properties of gases
Q3
(c)
Winter2019
Find the internal energy of 1 kg of steam at a pressure of 15 bar when steam is (1) Superheated at a temperature of 400°C and (2) Wet with dryness fraction of 0.9. Take specific heat of superheated steam as 2.1 kJ/kgK.
7 Marks
Unit : Properties of gases