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Flight instrument

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Quiz on Flight instrument, created by mehdi mohaqeq on 29/04/2017.
mehdi mohaqeq
Quiz by mehdi mohaqeq, updated more than 1 year ago
mehdi mohaqeq
Created by mehdi mohaqeq over 9 years ago
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Resource summary

Question 1

Question
Which one of the following instrument operate based on differential pressure?
Answer
  • Attitude indicator
  • airspeed indicator
  • Mach indicator
  • B & C are correct

Question 2

Question
What is the standard temperature laps rate?
Answer
  • 0°c per 1000'
  • 1.1°c - 2.8°c per 1000'
  • 45°F per 1000'
  • 3.5°F per 1000'

Question 3

Question
Which instrument is based on pilot-static system?
Answer
  • Altimeter
  • VVI
  • Mach indicator
  • All answers are correct

Question 4

Question
Which one the following instrument is use pitot (dynamic) air pressure?
Answer
  • Airspeed
  • Altimeter
  • VVI
  • B & C are correct

Question 5

Question
What is the white color in airspeed indicator?
Answer
  • Flap operating range.
  • Normal operating range
  • Caution range speed.
  • A & C are correct.

Question 6

Question
What is the maximum structure cursing speed?
Answer
  • VFE
  • VNO
  • VLE
  • VNE

Question 7

Question
In turbulence pilot shall use airspeed ....
Answer
  • VA or below
  • above VA
  • L/D max speed
  • VNE

Question 8

Question
What is your indicated and ground speed in high elevation airport than sea level?
Answer
  • Increase-increase
  • Decrease-decrease
  • Remain constant-increase
  • Remain constant-decrease

Question 9

Question
The pilot can calculate the actual speed of airplane by:
Answer
  • CAS corrected by installation & position error
  • IAS corrected by installation & position error
  • CAS corrected by altitude & non-standard temperature
  • IAS corrected by standard atmospheric condition & position error

Question 10

Question
Air compressibility error use for determining equivalent airspeed when A/C operates:
Answer
  • Above 200 kts
  • Below 100 kts
  • Training airplane
  • Below 20,000'

Question 11

Question
The altimeter indicates flight altitude by measuring
Answer
  • Pitot pressure
  • Ambient air pressure
  • Ram air pressure
  • Impact air pressure

Question 12

Question
In altimeter the longest and mid-size hand shows....
Answer
  • 1000'-100'
  • 100'-10,000'
  • 100'-1000'
  • 1000'-10,000'

Question 13

Question
What does the pilot read when set the actual height of mean sea level?
Answer
  • Pressure altitude
  • Indicated altitude
  • Absolute altitude
  • True altitude

Question 14

Question
Miniature and inclinometer of airplane show............ and..............
Answer
  • Bank angle-coordinated flight
  • Rate of turn- coordinated flight
  • Rate of turn-bank angle
  • Coordinated flight-bank angle

Question 15

Question
What effect have an increase in temperature on true airspeed?
Answer
  • Direct effect.
  • Indirect effect.
  • No change, because TAS increase only in low pressure.
  • It depends on IAS and aircraft altitude.

Question 16

Question
Which is true regarding a magnetic compass?
Answer
  • Compass deviation is the angular difference between true north and magnetic north.
  • Magnetic variation is the deflection of the compass needles which is caused by attractions in the airplane.
  • Magnetic dip increases with an increase in latitude.
  • The direction of turn error is the same in the world.

Question 17

Question
If during a descent: - The pneumatic altimeter reading is constant - The VSI shows zero - The IAS is increasing the most likely explanation is that
Answer
  • The static intakes are completely clogged up by ice.
  • The total pressure intake is completely clogged up by ice.
  • There is a leakage in the static pressure line.
  • The antenna of the radio altimeter is completely clogged up by ice.

Question 18

Question
Within a temperature range of +50 °C and -20 °C the VSI is accurate to within limits of:
Answer
  • ± 200 ft/min
  • ± 0 ft/min
  • ± 30 ft/min
  • ± 300 ft/min

Question 19

Question
Considering the relationship between CAS and EAS:
Answer
  • EAS may be lower or greater than CAS, depending on density altitude.
  • EAS is always greater or equal to CAS.
  • EAS may be lower or greater than CAS, depending on pressure altitude.
  • EAS is always lower than or equal to CAS.

Question 20

Question
In the absence of position and instrument errors:
Answer
  • IAS = EAS
  • IAS = CAS
  • CAS = EAS
  • CAS = TAS

Question 21

Question
A pilot wishes to turn right toward a northerly heading with 20° bank at a latitude of 40° North. Using a direct reading compass, in order to achieve this he must stop the turn on to an approximate heading of:
Answer
  • 030°
  • 350°
  • 330°
  • 010°

Question 22

Question
In the building principle of a gyroscope, the best efficiency is obtained through the concentration of the mass:
Answer
  • On the periphery and with a high rotation speed.
  • Close to the axis and with a high rotation speed.
  • On the periphery and with a low rotation speed.
  • Close to the axis and with a low rotation speed.

Question 23

Question
You commence a rate turn from southeast to southwest, in the northern hemisphere. On what heading do you stop the turn?
Answer
  • 215°
  • 255°
  • 225°
  • 205°

Question 24

Question
Rigidity in a gyroscope is:
Answer
  • A way to express the stability of the inner and out gimbal rings.
  • To what extremes the flight attitudes might be before the gyro topples.
  • The reaction 90° in the direction of rotation when applying force to the spinning wheel.
  • The tendency it has to remain in its plane of rotation and resist attempts to alter its position.

Question 25

Question
Precession in a gyroscope is:
Answer
  • The tendency it has to remain in its plane of rotation.
  • A caging device
  • The angular limits to which the gimbals may travel before the gyro topples and the indication becomes useless.
  • The reaction at 90° in direction of rotation caused by a applied force to the spinning wheel.

Question 26

Question
How is vacuum provided for the air driven gyro instruments?
Answer
  • By the static tube.
  • By an engine-driven pump.
  • By the static vent.
  • All answers are correct

Question 27

Question
If the needle and the ball of a Turn and Slip indicator both show right, what does it indicate?
Answer
  • Turn to left and too much bank.
  • Turn to right and too much bank
  • Turn to left and too little bank.
  • turn to right and too little bank

Question 28

Question
In a turn at constant angle of bank, the rate of turn is:
Answer
  • Independent of weight and proportional to TAS.
  • Dependent on weight and inversely proportional to TAS.
  • Independent of weight and inversely proportional to TAS.
  • Dependent on weight and proportional to TAS.

Question 29

Question
During an acceleration phase at constant attitude, the resetting principle of the artificial horizon results in the horizon bar indicating a:
Answer
  • Constant attitude.
  • Nose-down attitude.
  • Nose-up attitude.
  • Nose-down followed by a nose-up attitude.

Question 30

Question
The prime meridian is:
Answer
  • The meridian having the highest value of longitude.
  • The meridian 180° E/W.
  • The middle meridian on a chart.
  • The meridian running through Greenwich, England.

Question 31

Question
At the magnetic equator:
Answer
  • Dip is zero.
  • Variation is zero.
  • Deviation is zero.
  • The isogonic is an agonic line.

Question 32

Question
If the CH = 220°, Variation = 12°E, Deviation = 02°W what is the corresponding TH?
Answer
  • 234°
  • 206°
  • 230°
  • 210°

Question 33

Question
What is the ISA temperature value at FL330?
Answer
  • -56°C
  • -66°C
  • -81°C
  • -51°C

Question 34

Question
Given: Variation: 7°W Deviation: 4°E If the aircraft is flying a compass heading of 270°, the true and magnetic headings are:
Answer
  • 274°(T); 267°(M).
  • 267°(T); 274°(M).
  • 277° (T); 281°(M)
  • 263°(T); 259°(M).

Question 35

Question
What is the maximum possible value of dip angle?
Answer
  • 66°
  • 180°
  • 90°
  • 45°

Question 36

Question
What is the minimum height above obstacle for IFR flight within Tehran FIR, if minimum flight level has not been establish?
Answer
  • 1000'
  • 1500'
  • 2000'
  • 2500'

Question 37

Question
How many uncontrolled airspace(s) is (are) classified in Iran?
Answer
  • 1
  • 2
  • 3
  • 4

Question 38

Question
The ICAO document concerning the provision of the AIS is Annex ____ to the Convention on Civil Aviation.
Answer
  • 9
  • 15
  • 7
  • 16

Question 39

Question
In a given configuration the endurance of a piston engine airplane only depends on:
Answer
  • Speed, mass and fuel on board.
  • Altitude, speed, mass and fuel on board.
  • Altitude, speed and mass.
  • Speed and mass

Question 40

Question
The landing distance required will be increased as a result of all of the following:
Answer
  • Increased temperature, increased pressure altitude, uphill runway slope.
  • Increased temperature, increased pressure altitude, downhill runway slope.
  • Decreased temperature, decreased pressure altitude, uphill runway slope.
  • Increased temperature, decreased pressure altitude, downhill runway slope.

Question 41

Question
For a piston-engine airplane at a constant altitude, angle of attack and configuration, an increased weight will require:
Answer
  • More power but less speed.
  • More power and the same speed.
  • More power and more speed.
  • The same power but more speed.

Question 42

Question
Which of the following item has adversely effect on takeoff performance but is beneficial for landing performance?
Answer
  • Increase weight
  • Positive runway gradient
  • Negative runway gradient
  • Humidity

Question 43

Question
An aircraft intercepted by another aircraft, if equipped with SSR transponder shall, unless otherwise instructed by the appropriate ATS unit, select one of the following codes in mode A:
Answer
  • 7000
  • 7700
  • 7500
  • 7600

Question 44

Question
How long after ETA or acknowledge expected approach time the radio failure aircraft must to be landed?
Answer
  • Within 3 min
  • Within 20 min
  • Within 30 min
  • Within 40 min

Question 45

Question
An aircraft taxiing on the maneuvering area of an aerodrome shall stop and hold at:
Answer
  • All runway holding positions.
  • At lighted stop bars.
  • All marking areas.
  • A and B are correct.

Question 46

Question
Who has the responsibility for operation of an aircraft in accordance with rules of the air?
Answer
  • Operator
  • ATC
  • Pilot-in-command
  • Pilot at flight control

Question 47

Question
The accuracy of time in data link communication is expected to be within?
Answer
  • 5 second
  • 1 second
  • 30 second
  • 10 second

Question 48

Question
What does the abbreviation "NOSIG" mean?
Answer
  • No significant changes.
  • No report received.
  • No weather related problems.
  • Not signed by the meteorologist.

Question 49

Question
Refer to METAR "OIII 151500Z 26010KT 0800 SN SCT035CB BKN100 00/M02 Q1015 A2988" what is the wind direction?
Answer
  • 150°
  • 100°
  • 080°
  • 260°

Question 50

Question
What does the code "VV///" in METAR mean?
Answer
  • Sky is clear but visibility cannot determine.
  • Sky is clear and visibility is unlimited.
  • Sky is obscured and vertical visibility is not available.
  • Sky is obscured and vertical visibility limits to 100 meter.

Question 51

Question
Flight crew members shall demonstrate the ability to speak and understand the language used for radiotelephony communications as specified in:
Answer
  • Annex 6
  • Annex 1
  • Annex 18
  • Annex 17

Question 52

Question
When an aeroplane is authorized to operate in icing condition?
Answer
  • Certify to operate
  • Equipped for operation
  • A or B
  • A and B

Question 53

Question
When a pressurized aeroplane shall be equipped with a device to provide positive warning to the pilot-in-command in the case of loss of pressurization?
Answer
  • Intends to fly at level with less than 620 hPa
  • Intends to fly at level with less than 376 hPa
  • Intends to fly at level with less than 600 hPa
  • Intends to fly at level with less than 367 hPa

Question 54

Question
The time of 1400 UTC is transmitted as:
Answer
  • One thousand four hundred.
  • One four zero zero.
  • Fourteen hundred UTC
  • One four zero zero uniform tango charlie.

Question 55

Question
The ATC message is classified as a:
Answer
  • Flight regularity message.
  • Meteorological message.
  • Flight safety message.
  • Urgency message.

Question 56

Question
Which of the following calls is a “GENERAL CALL”?
Answer
  • EP-DEF Tehran CONTROL
  • EP-EFG, EP-FGH over.
  • ALL STATIONS Tehran CONTROL.
  • EP-ABC, EP-BCD, EP-CDE Tehran CONTROL.

Question 57

Question
Which of the following describes threshold lights in the direction of the approach to the runway?
Answer
  • Red unidirectional.
  • Green Omni-directional.
  • Red Omni-directional.
  • Green unidirectional.

Question 58

Question
A below glide slope indication from a tri-color VASI is a:
Answer
  • Red light signal.
  • Rink light signal.
  • Green light signal.
  • Amber light signal.

Question 59

Question
When approaching taxiway holding lines from the side with the dashed lines, the pilot:
Answer
  • May continue taxiing.
  • Should not cross the lines without ATC clearance.
  • Should continue taxiing until all parts of the aircraft have crossed the lines.
  • Should not cross the lines until the stop bars are switched off.

Question 60

Question
How can you determine if another aircraft is on a collision course with your aircraft?
Answer
  • The nose of each aircraft is pointed at the same point in space.
  • The other aircraft will always appear to get larger and closer at a rapid rate.
  • There will be no apparent relative motion between your aircraft and the other aircraft.
  • There will be a small lateral relative motion between your aircraft and the other aircraft.

Question 61

Question
Why is the effect of returns from storms not a problem with SSR?
Answer
  • The frequency is too high.
  • SSR does not use the echo principle.
  • The PRF is jittered.
  • Storm and heavy precipitation cannot reflect the radio pulses.

Question 62

Question
What is the maximum number of usable SSR transponder codes?
Answer
  • 4960
  • 3600
  • 4096
  • 1000

Question 63

Question
During a night flight, you observe a steady white light and a flashing red light ahead and at the same altitude. What is the general direction of movement of the other?
Answer
  • The other aircraft is flying away from you.
  • The other aircraft is crossing to the left.
  • The other aircraft is crossing to the right.
  • The other aircraft is approaching head-on.

Question 64

Question
Transponders in Mode S provide the altitude information in ………… increments.
Answer
  • ±25 ft.
  • ±50 ft.
  • ±75 ft.
  • ±100 ft.

Question 65

Question
How long does it take to fly 720 NM at 120 knots ground speed?
Answer
  • 700 Minutes
  • 6 hours
  • 600 Minutes
  • 5.5 hours

Question 66

Question
What could cause hyperventilation?
Answer
  • Extreme low rate of breathing.
  • Abuse of alcohol.
  • Fear, anxiety and distress.
  • Fatigue

Question 67

Question
Hypoxia is caused by:
Answer
  • A higher affinity of the red blood cells (hemoglobin) to oxygen.
  • Reduced partial pressure of nitrogen in the lung.
  • An increased number of red blood cells.
  • Reduced partial oxygen pressure in the lung.

Question 68

Question
The most dangerous sign of hypoxic hypoxia is:
Answer
  • Impaired judgment.
  • Decreased heart rate.
  • Increased respiration rate
  • Bluish skin.

Question 69

Question
When you consume alcohol, your physiological altitude:
Answer
  • Increase
  • Decrease
  • Does not affect.
  • It depends on individual metabolism.

Question 70

Question
What illusion can be created by rain on the windscreen?
Answer
  • Does not cause illusion.
  • Lower than actual distance.
  • Higher than actual distance.
  • It causes illusion only at nights.

Question 71

Question
If you become spatially disoriented, you should:
Answer
  • Reduce power and slow the aircraft.
  • Concentrate on the flight instruments.
  • Concentrate on visual cues outside the aircraft.
  • Control the airplane by relying on your kinesthetic sense.

Question 72

Question
Which gas, which is absorbed by the body during normal breathing, plays an important role in decompression sickness?
Answer
  • Nitrogen
  • Oxygen
  • Carbon Dioxide.
  • Carbon Monoxide.
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