CS/B.TECH(AUE)/SEM-8/AUE-823/2012
2012
GAS TURBINE ENGINE
Time Allotted : 3 Hours Full Marks : 70
The figures in the margin indicate full marks.
Candidates are required to give their answers in their own words as
far as practicable.
GROUP – A
( Multiple Choice Type Questions )
1. Choose the correct alternatives for the following :
10 × 1 = 10
i) Thermodynamic cycle for working of gas turbine engine
is
a) Diesel cycle b) Dual Cycle
c) Brayton Cycle d) Sterline Cycle.
ii) As pressure ratio increases, efficiency of Joule cycle
a) decreases b) increases
c) remains constant d) no relation.
iii) Turboprop engine develops
a) shaft power b) thrust power
c) shaft & thrust power d) none of these.
iv) Function of inlet duct is to
a) provide sufficient air supply to engine
b) prevent surges
c) ensure uniform pressure and velocity to
commpressor inlet
d) all of these.
v) The compressor used in gas turbine engines is