Download DBATU B.Tech 2019 Oct-Nov Mech 5th Sem Applied Thermodynamics I Question Paper

Download DBATU (Dr. Babasaheb Ambedkar Technological University) B Tech 2019 Oct-Nov (Bachelor of Technology) Mech 5th Sem Applied Thermodynamics I Question Paper

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DR. BABASAHEB AMBEDKAR TECHNOLOGICAL UNIVERSITY, LONERE
MGM?s, Jawaharlal Nehru Engineering College, Aurangabad
Mid Semester Examination ? Sept. 2019
Course: T.Y. B. Tech in Mechanical Engineering Sem: V
Subject Name: Applied Thermodynamics-I
Subject Code: BTMEC502
Max Marksz20 Date: 24/09/2019 Duration:- 1 Hr.
Instructions to the Students:
1. Draw neat sketches wherever necessary.
2. Use of Steam table / Molier chart is permitted.
(Level/CO)
Marks
Choose the correct answer.
Incomplete combustion of fuel in the furnace is judged by high ------ 0f the ?ue BLl/CO]
gas.
a) CO content.
b) C02 content.
c) 02 content.
d) None of these
In presence of which gas is the fuel burnt to generate energy in form of heat? BLl/COI
a) OXygen
b) Hydrogen
c) Methane
d) Nitrogen
Which of the following is a water tube boiler ........ ? BL1/COi
a) Locomotive boiler
b) Lancashire boiler
c) Cornish boiler
d) Babcock and Wilcox boiler
Which type of draught system is used in the locomotives? BLi/COI
a) Natural draught system
b) Balanced draught system
c) Forced draught system
d) Induced Steam draught system
The net work done in a Rankine Cycle is the difference of? BLl/COZ
a) Condenser work & Boiler work
b) Boiler work & Pump work

0) Turbine Work & Pump work
d) Condenser work & Pump work
6 Rankine cycle comprises of BLl/C02
a) two isentropic processes and two constant volume processes
b) two isentropic processes and two constant pressure processes
0) two isothermal processes and two constant pressure processes
d) none of the mentioned
Q.2 Solve Any Two of the following. ? 3 X 2
(A) Calculate atomic weights OfCH4, C02, CO, H20, N2 and $02 BL2/CO]
(B) . Write a short note on [BR laws. BLZ/COI
(C) Analyze the effect ofboiler pressure, condenser pressure and superheating the BL2/C02
steam on ef?ciency of Rankine cycle.
Q. 3 Solve Any One of the following. 8
(A) A solid fuel consist of 80% C and 20% H; by mass. If 15% excess air is BL3/COI
supplied, determine: ?
a) A:F ratio
b) % analysis of wet products on mass basis.
(B) A?steam power plant works between a boiler pressure of 4 MPa and 300 0C and BL3/C02
condenser pressure of 50 kPa. Assuming an ideal Rankine cycle, determine:
a) The cycle ef?ciency
~ ? b) Work ratio
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