1. If jet velocity is 1288ft sec & airflow is 125lb what
will be thrust produced?
(a) 4000
lb
(b) 6000
lb
(c) 5000
lb
(d) 3500
lb
2. If atmospheric temperature change but EGT remains
unchanged during ground run but every define high power cruise flight then
snag/fault is in
(a) CIT
(b) CDP
(c) FCU
(d) FCU
altitude adjuster
3. In a turbo fan engine airflow is 60 lb in both fan and
core engine exhaust and velocities are sec & -------- ft / sec what will be
thrust produced?
(a) 1433
lb
(b) --------lb
(c) 5433
lb
(d) --------lb
4. CIT indicator in turbojet engine is
(a) Copper
constraint
(b) Nickel
platinum
(c) Chromel
alumel
(d) All
of the above
5. FACDEC means
(a) Full
authorized digital electronic control
(b) Full
authorized digital electronic control
6. Synchronous motor type fuel quantity gage measures
(a) Fuel
volume flow
(b) Fuel
mass flow
(c) Its
same of vane type indicator
(d) As 02
& 03
7. In water injection system EGT is increased water injected
at
(a) Inlet
(b) Diffuser
(c) Nozzle
(d) Simultaneous
inlet & diffuser
8. If water injection is ON then
(a) N1
spool shifts towards stall margin
(b) N1
spool shifts away stall margin
(c) N2
spool shift away stall margin
(d) N1
& N2 shift away stall margin
9. High power to weight ratio is
(a) Starter
motor
(b) Starter
generator
(c) Air
turbine starter
(d) Rachet
& pawl
10. During installation of thermocouple length of sensor is
increased then
(a) Under
read
(b) Over
read
(c) Equal
read
(d) None
of the above
11. During feathering of the propeller
(a) Pitch
angle fine
(b) Pitch
angle course more
(c) Pitch
angle negative
(d) As 1
& 2
12. Aluminum propeller is cleaned by
(a) Acid
(b) A
caustic solution
(c) None
of the above
13. Due to fatigue stress in turbine blade
(a) Change
of shape
(b) Cracks
in the trailing & leading edge perpendicular to length
(c) Length
will grow
(d) All
of the above
14. Due to fatigue stressing turbine blade
(a) Change
of shape
(b) Cracks
in the trailing & leading edge perpendicular to length
(c) Length
will grow
(d) All
of the above
Answers: 1 – c, 2 – a, 3 -
, 4 – b,c, 5 – b,c, 6 – b, 7 – a, 8 -
, 9 – c, 10 – a, 11 – a,
12 – c, 13 – d.
15. In which engine air speed kinetic energy at inlet is not
changed in the static energy
(a) Turbofan
(b) Turbojet
(c) Turbo
shaft
(d) Turbo
prop
16. Synchronous system in propeller is used in
(a) Single
engine to equal the blade angle
(b) Multiengine
to allow same speed of engines
(c) As
1 & reduce vibration
(d) All
the above
17. During flight which fault is not monitored by
performance monitoring
(a) EPR,
EGT, PRM
(b) EPR,
EGT max, CIT
(c) CIT,
CDP, EGT max
(d) CIT,
CDP. EGT, RPM
18. If oil is found in exhaust
(a) Replace
engine
(b) Seal
leakage at bearing shaft
(c) Carbon
seal leakage in turbine shaft
(d) Scavenge
pump failure
19. Mark the correct statement
(a) Pressure
pump capacity is greater than scavenge pump capacity
(b) Scavenge
pump capacity is greater than pressure pump
(c) Both
pump capacity are same
(d) --------------------------------------
20. Gas velocity is
high at
(a) Inlet
(b) Compressor
(c) Turbine
(d) Diffuser
21. Mark correct statement
(a) Supervisory
EEC develops command top actuate FCU
(b) Supervisory
EEC directly controls FCU
(c) Supervisory
EEC and sigma Hydro-mechanical fuel control unit
(d) All
of above
22. Mark correct statement
(a) ACC
controls tips clearance by cooling turbine case
(b) --------------------------------------------------------------
(c) --------------------------------------------------------------
(d) --------------------------------------------------------------
23. Mark the correct statement
(a) Turbo
jet engine has lowest TSFC
(b) Turbo
fun has better hot day performance
(c) Turbo
fan has lowest TSFC up to 400 mile / hour
(d) All
of the above
24. Mark correct statement
(a) Actual
power output of engine as compared to the horsepower in fuel is thermal
efficiency
(b) Propulsive
efficiency is the thermal efficiency
25.What is the effect of combustion emissions?
(a)
Populates surrounded area
(b)
(c)
(d)
26. EPNAB means effective perceived noise decibel
(a) Sound
is dissipated at distance
(b) __________________
(c) It
is standard measure of the loudness (Sound or) combined with frequency and
duration of sound and is used specify for a/c noise in hemisphere
(d) Soap - spectrographic oil analysis port – spectrum
tric oil analysis program
27. Mark the correct statement
(a) In
the flight CDP failure cause to run engine in idle
(b) During
starting CDP failure cause huy start
(c) During
ground CDP failure will cause to run engine idle
(d) Any
time CDP failure to run engine higher rpm
28. Polished shaft is used for which bearing
(a) Carbon
bearing
(b) Labyrinth
bearing
(c) Nylon
bearing
(d) All
of the above
29. Trimmer coil add in ignition system is
(a) Convert
AD to DC
(b) Convert
DC to AC
(c)
(d)
30. Difference between hi voltage of 10-voltage ignition
(a) Hi
voltages have high energy than 10 voltages
(b) Hi
(c)
(d)
31. During oil analysis mg is gived Hi then a practice gear
of problem in gearbox
Answer:
1 – c, 2 – a, 3 - , 4 – b,c, 5 – b,c, 6 – b, 7 – a, 8 - , 9 – c, 10 – a, 11 – a,
12 – c, 13 – d.
14 – d, 15 – c, 16 – b, 17 – c, 18 – b, 19 – b, 20 – c, 21 – c, 22 – a, 23 – c,
24 – a.
25 - ,
26 - , 27 – b, 28 – a, 29 – b, 30 – a,
31 -