Vayudoot Aviation

1. Which of the following are inputs to the central processing unit of the GPWS? i flaps ii landing gear iii glideslope iv unusual attitudes v radio altimeter vi VOR

i ii iv v

i ii iii v vi

i ii vi

i ii iii v

2. In FMS fitted aircraft the main interface between pilot and system will be provided by

the flight management source selector

the multi-purpose control and display unit

the flight control unit

the automatic flight control system

3. The angle formed between the directive force and the total magnetic force is called

isoclinal

variation

deviation

dip

4. What does the white arc on a temperature scale indicate?

never exceed

minimum temperature

maximum start and acceleration temperature

normal operating temperature

5. An aircraft flies into a colder airmass. This will cause the altimeter to

under-read

over-read

read the correct altitude

the indication will depend on the hemisphere of operation

6. Sound is propagated at a velocity which is dependent upon

density

temperature

static pressure

barometric pressure

7. A Vmo/Mmo alerting system contains a barometric aneroid capsule

and an airspeed capsule subjected to static pressure

which is subjected to dynamic pressure and an airspeed capsule which is subjected to static pressure

and an airspeed capsule subjected to dynamic pressure

which is subjected to static pressure and an airspeed capsule which is subjected to dynamic pressure

8. In an IRS

accelerometers and gyros are both gyro-stabilised

accelerometers and gyros are both strapped down

the accelerometers are strapped down but the platform is gyro-stabilised

the platform is strapped down but the accelerometers are gyro-stabilised

9. True heading can be converted into magnetic heading using a compass and

a map with isoclinal lines

a deviation card

a map with isogonal lines

a map with isobars

10. On an EADI radio altitude is displayed

on an analogue scale below 2500 ft

digitally between 2500 ft and 1000 ft and thereafter as an analogue/digital display

as an analogue display between 2500 ft and 1000 ft and thereafter as a digital display

digitally between 2500 ft and 100 ft

11. Why is there a vibration device in a pressure altimeter? i to prevent hysteresis ii to prevent lag in a mechanical system iii to keep pilots happy during long flights iv to prevent icing v to overcome dither

i ii

i ii iv

ii iii v

i ii iii

12. The magnetic heading reference unit has a precession rate of

3°/min

2°/min

1°/min

5°/min

13. With the aircraft weight constant but variations in airfield altitude, take-off will always be at a constant

equivalent airspeed

calibrated airspeed

groundspeed

true air speed

14. A solid state gyro is

an earth gyro

a tied gyro

a rate gyro

a rate sensor

15. Why must an autopilot be synchronised when you wish to disconnect?

to ensure fail operational landings can continue safely

to secure against abrupt changes in aircraft attitude

to allow automatic pitch trimming to reset

to allow for FD coupling

16. A compass swing is used to

align magnetic north with true north

get true north and the lubber line aligned

align compass north with magnetic north

align compass north with true north

17. If a constant CAS is maintained under normal conditions in the climb what happens to the Mach No?

it will decrease

it will decrease in an isothermal layer

it will remain constant

it will increase

18. Wind information can be displayed in an EFIS system in which of the following modes?

full ILS full VOR map plan

plan map expanded ILS full VOR

full nav full ILS map centre map

map centre map plan full ILS

19. The output of a double integration N/S is

distance

departure

longitude

velocity

20. The rate of turn indicator is a very useful gyroscopic instrument. When used in conjunction with the Attitude Indicator it provides

rate of climb

rate of turn about the yaw axis

rate of turn athwartships

angle of bank

21. The EADI and the EHSI of an EFIS installation are also referred to by the manufacturers as

navigation display and primary display respectively

ECAM and EICAS respectively

primary display and navigation display respectively

EICAS and ECAM respectively

22. What is used for EGT measurement?

radiation pyrometry

thermo emf thermocouples

thermistors

helical bi-metallic strips

23. The period of validity of an FMS data base is

56 days

varies depending on the area of operational cover

one week

28 days

24. Which of the following correctly describes the gyroscope of a Rate of Turn Indicator? i 1 degree of freedom ii 2 degrees of freedom iii its frame is held by two springs iv its spin axis is parallel to the pitch axis v the spin axis is parallel to the yaw axis vi the spin axis is horizontal

i iii vi

i iv v

i iii v

i ii

25. The outputs of a flux valve are initially sent to

a compass card

an error detector

an amplifier

a feedback loop

26. In which of the following modes may information from the AWR be displayed? ii expanded ILS iii map iv full nav v full ILS vi expanded nav vii full VOR viii expanded VOR ix centre map

ii iii vi viii ix

i ii iv vii

ii iii v vii ix

i iii vii viii ix

27. Under conditions determined by the International Standard Atmosphere, at MSL True Air Speed is

less than CAS

equals CAS

greater than CAS

is indeterminate due to the variation in temperature

28. What is the speed of sound at 30,000 ft and -40°C?

661 kt

590 kt

562 kt

595 kt

29. On a standard 2-dot EHSI in the en-route mode each dot represents

5 nm

2 nm

10 nm

1 nm

30. Using a Classic Attitude Indicator, an aircraft performs a turn through 270° at a constant angle of bank and rate of turn. The indication is:

nose up bank right

nose up bank left

nose up wings level

bank and pitch correct

31. The true altitude of an aircraft in flight is shown from

density altitude

the standard atmosphere

pressure altitude

temperature altitude

32. The rigidity of a gyroscope can be improved by

increasing the angular momentum and concentrating the mass on the periphery of the rotor

increasing the angular momentum and concentrating the mass at the hub of the rotor

decreasing the angular momentum and concentrating the mass at the hub of the rotor

decreasing the angular momentum and concentrating the mass on the periphery of the rotor

33. When accelerating on a northerly heading what does the Direct Reading Magnetic Compass indicate?

north

a turn to the west

no change

a turn to the east

34. Rate of turn is affected by: i aircraft speed ii angle of bank iii aircraft weight

i ii

ii iii

none of the above

i iii

35. What correction is given by TCAS?

climb or descend

turn left or right

climb or descend at 500 ft/min

contact ATC on receipt of a Resolution Advisory

36. The needle and ball of a Turn Indicator are both to the left of the datum. This indicates

a left turn with too little bank

a right turn with too little bank

a left turn with too much bank

a right turn with too much bank

37. Total Air Temperature is __________ than static air temperature and the difference varies with __________

warmer CAS

warmer altitude

colder CAS

colder altitude

38. A gravity-erecting device is utilised in

an artificial horizon

vertical speed indicator

aturn and slip

a directional gyroscopic indicator

39. Regarding magnetism; which of the following statements is correct? i lines of flux run from blue pole to red pole ii like poles repel iii unlike poles repel iv like poles attract v unlike poles attract

i iii v

i ii v

ii v

i iii iv

40. A Radio Altimeter is

aircraft based and measures true altitude

aircraft based and measures true height

ground based and measures true altitude

ground based and measures true height

41. An aircraft is travelling at 100 kt forward speed on a 3° glideslope. What is its rate of descent?

300 ft/min

250 ft/min

500 ft/min

500 ft/sec

42. An aircraft is flying at flight level 350 at a CAS of 290 kt and a temperature deviation of ISA -10°C. The TAS and MN will be

TAS 507 kt Mach 0·86

TAS 498 kt Mach 0·885

TAS 481 kt Mach 0·855

TAS 520 kt Mach 0·882

43. When measuring different pressures (low/med/high) which of the following has the three types of sensing devices in ascending order of pressure measurement? i bourdon tube ii bellows type iii aneroid capsule

i iii ii

ii iii i

iii ii i

i ii iii

44. A blockage occurs in the ram air source and the drain-hole. The ASI in a non-pressurised aircraft will

read a little low

freeze at zero

act like an altimeter

read a little high

45. What is another name for fail active?

fail operational

fail safe

fail passive

fail soft

46. On a Turn and Slip indicator, needle to the left and ball to the right indicates

left turn too much bank

right turn too much bank

right turn not enough bank

left turn not enough bank

47. An aircraft is travelling at 120 kt, what angle of bank would be required for a rate one turn?

12°

30°

35°

19°

48. What is Density Altitude?

pressure altitude corrected for Total Air Temperature

temperature altitude

pressure altitude corrected for the prevailing temperature

the altitude in the International Standard Atmosphere at which the prevailing density would be found

49. The errors associated with the Directional Indicator are: i earth rate ii transport wander iii banking when pitched up iv annual movement of the poles v mechanical problems

i ii iii iv v

i ii iii v

i ii iv v

i ii iii

50. If the TAS at 40,000 ft is 450 kt the Mach No is

0·825

0·76

0·815

0·783

Question Bank

Questions for REVISION QUESTIONS 3