When does THRUST = DRAG? a. Climbing at a constant IAS b. Descending at a constant IAS c. Flying level at a constant IAS d. All of the above

When does THRUST = DRAG?  
a. Climbing at a constant IAS  
b. Descending at a constant IAS  
c. Flying level at a constant IAS  
d. All of the above
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1 Answer

Answer :

c. Flying level at a constant IAS
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Related questions

When does THRUST = DRAG? a. Climbing at a constant IAS b. Descending at a constant IAS c. Flying level at a constant IAS d. All of the above

Description : When does THRUST = DRAG? a. Climbing at a constant IAS b. Descending at a constant IAS c. Flying level at a constant IAS d. All of the above

Last Answer : c. Flying level at a constant IAS

To maintain altitude, what must be done as Indicated Airspeeed (IAS) is reduced? a. Decrease angle of attack to reduce the drag b. Increase angle of attack to maintain the correct lift force c. Deploy the speed brakes to increase drag d. Reduce thrust

Description : To maintain altitude, what must be done as Indicated Airspeeed (IAS) is reduced? a. Decrease angle of attack to reduce the drag b. Increase angle of attack to maintain the correct lift force c. Deploy the speed brakes to increase drag d. Reduce thrust

Last Answer : b. Increase angle of attack to maintain the correct lift force

At a constant mass and altitude, a lower airspeed requires: a. More thrust and a lower coefficient of lift b. Less thrust and a lower coefficient of lift c. More thrust and a lower coefficient of drag d. A higher coefficient of lift

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Last Answer : d. A higher coefficient of lift

Which statement is true regarding the opposing forces acting on an aeroplane in steady-state level flight? a. Thrust is greater than drag and weight and lift are equal b. These forces are equal c. Thrust is greater than drag and lift is greater than weight d. Thrust is slightly greater than lift, but the drag and weight are equal

Description : Which statement is true regarding the opposing forces acting on an aeroplane in steady-state level flight? a. Thrust is greater than drag and weight and lift are equal b. These forces are equal ... greater than weight d. Thrust is slightly greater than lift, but the drag and weight are equal

Last Answer : b. These forces are equal

The advantage of a constant speed propeller over a fixed pitch propeller is: a. Higher maximum thrust available b. Higher maximum efficiency c. More blade surface area available d. Nearly maximum efficiency over wide speed range

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Which statement best describes the operating principle of a constant-speed propeller? a. As throttle setting is changed by the pilot, the prop governor causes pitch angle of the propeller blades to remain unchanged b. The propeller control regulates the engine RPM and in turn the propeller RPM c. A high blade angle, or increased pitch, reduces the propeller drag and allows more engine power for take-offs d. As the propeller control setting is changed by the pilot, the RPM of the engines remains constant as the pitch angle of the propeller changes

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An aircraft has a stalling speed in level flight of 70kt IAS. In a 60° balanced turn, the stalling speed would be: a. 76kt b. 84kt c. 99kt d. 140kt

Description : An aircraft has a stalling speed in level flight of 70kt IAS. In a 60° balanced turn, the stalling speed would be: a. 76kt b. 84kt c. 99kt d. 140kt

Last Answer : c. 99kt

You are flying at a constant FL 290 and a constant mach number. The total temperature increases by 5°. The CAS will: a. Remain approximately constant b. Increase by 10 kts c. Decrease by 10 kts d. Will increase or decrease depending on whether you are above or below ISA

Description : You are flying at a constant FL 290 and a constant mach number. The total temperature increases by 5°. The CAS will: a. Remain approximately constant b. Increase by 10 kts c. Decrease by 10 kts d. Will increase or decrease depending on whether you are above or below ISA

Last Answer : a. Remain approximately constant

An aircraft is flying at constant indicated altitude over a warm airmass. The altimeter reading will be: a. Correct b. Greater than the real altitude c. Less than the real altitude d. Oscillating around the correct altitude

Description : An aircraft is flying at constant indicated altitude over a warm airmass. The altimeter reading will be: a. Correct b. Greater than the real altitude c. Less than the real altitude d. Oscillating around the correct altitude

Last Answer : c. Less than the real altitude

You are flying at FL170. The pressure level which is closest to you is the: a. 300mb b. 700mb c. 500mb d. 850mb

Description : You are flying at FL170. The pressure level which is closest to you is the: a. 300mb b. 700mb c. 500mb d. 850mb

Last Answer : c. 500mb

Maximum endurance: a. Can be achieved in level unaccelerated flight with minimum fuel consumption b. Can be achieved by flying at the best rate of climb speed in straight and level flight c. Can be achieved in a steady climb d. Can be achieved by flying at the absolute ceiling

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Last Answer : a. Can be achieved in level unaccelerated flight with minimum fuel consumption

What is the rule concerning level or height the aircraft should maintain when flying IFR outside controlled airspace unless otherwise directed? a. 2,000 feet above the highest obstacle within 8kms of the heading b. 1,000 feet above the highest obstacle within 8kms of the estimated position of the aircraft c. 1,000 feet above the highest obstacle within 8kms of the planned track d. 2,000 feet above the highest obstacle within 8kms of the planned track

Description : What is the rule concerning level or height the aircraft should maintain when flying IFR outside controlled airspace unless otherwise directed? a. 2,000 feet above the highest obstacle within 8kms of ... planned track d. 2,000 feet above the highest obstacle within 8kms of the planned track

Last Answer : b. 1,000 feet above the highest obstacle within 8kms of the estimated position of the aircraft

What criteria determine which engine is the “critical” engine of a twin-engine aeroplane? a. The one with the center of thrust farthest from the centreline of the fuselage b. The one with the center of thrust closest to the centreline of the fuselage c. The one designated by the manufacturer which develops most usable thrust d. The failure of which causes the least yawing moment

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Last Answer : b. The one with the center of thrust closest to the centreline of the fuselage

What flight condition should be expected when an aircraft leaves ground effect? a. A decrease in parasite drag permitting a lower angle of attack b. An increase induced drag and a requirement for a higher angle of attack c. An increase in dynamic stability d. A decrease in induced drag requiring a smaller angle of attack

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Last Answer : b. An increase induced drag and a requirement for a higher angle of attack

By changing the angle of attack of a wing, the pilot can control the aeroplane’s: a. Lift and airspeed, but not drag b. Lift, gross weight and drag c. Lift, airspeed and drag d. Lift and drag, but not airspeed

Description : By changing the angle of attack of a wing, the pilot can control the aeroplane’s: a. Lift and airspeed, but not drag b. Lift, gross weight and drag c. Lift, airspeed and drag d. Lift and drag, but not airspeed

Last Answer : c. Lift, airspeed and drag

What phenomenon causes induced drag? a. Wing tip vortices b. Wing tanks c. The increased pressure at the leading edge

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What effect does aspect ratio have on induced drag? a. Increased aspect ratio increases induced drag b. Increased aspect ratio reduces induced drag c. Changing aspect ratio has no effect on induced drag d. Induced drag will equal 1:3 x aspect ratio/chord ratio

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Which statement is true relative to changing angle of attack? a. A decrease in angle of attack will increase pressure below the wing and decrease drag b. An increase in angle of attack will decrease pressure below the wing and decrease drag c. An increase in angle of attack will increase drag d. An increase in angle of attack will decrease the lift coefficient

Description : Which statement is true relative to changing angle of attack? a. A decrease in angle of attack will increase pressure below the wing and decrease drag b. An increase in angle of attack will ... of attack will increase drag d. An increase in angle of attack will decrease the lift coefficient

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The maximum induced drag occurs at a speed of: a. VMD b. VMP c. VSO d. VATO

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The best EAS/Drag ratio is approximately: a. 1.3 VMD b. 1.32 VMD c. 1.6 VMD d. 1.8 VMD

Description : The best EAS/Drag ratio is approximately: a. 1.3 VMD b. 1.32 VMD c. 1.6 VMD d. 1.8 VMD

Last Answer : b. 1.32 VMD

Shortly after take-off, the altitude of the aeroplane suffers an abrupt pitch-up and IAS rapidly decreases followed quickly by a decrease in altitude. Engine indications are normal. You should suspect what and what should you do? a. Marked temperature drop; apply full power b. Loss of head wind or an increase in tail wind; apply full power c. Incipient engine failure (ignore instruments); lower the nose to gain airspeed d. Local clear air turbulence; reduce speed to VRA and ride it out

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Last Answer : b. Loss of head wind or an increase in tail wind; apply full power

CAS is IAS corrected for: a. Position and instrument error b. Instrument, pressure, and density error c. Relative density only d. Compressibility

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Last Answer : a. Position and instrument error

At a constant mass and altitude, a lower airspeed requires: a. More thrust and a lower coefficient of lift b. Less thrust and a lower coefficient of lift c. More thrust and a lower coefficient of drag d. A higher coefficient of lift

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Last Answer : d. A higher coefficient of lift

At the alternate aerodrome, the commander of a turbojet engine aeroplane should have a fuel quantity (final reserve) sufficient for flying during: a. 30 minutes at holding flight speed at 1,500 ft b. 45 minutes at holding flight speed at 1,500 ft c. 30 minutes at cruising speed d. 45 minutes at cruising speed

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Last Answer : a. 30 minutes at holding flight speed at 1,500 ft

The sequence of marker colours when flying an ILS approach is: a. White, blue, amber b. Blue, white, amber c. Blue, amber, white d. Amber, blue, white

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Last Answer : c. Blue, amber, white

Two aircrafts, one with a sharp wing profile (S) and the other with a thick profile (T), are flying through the same cloud with the same true airspeed. The cloud consists of small supercooled droplets. Which of the following statements is most correct concerning ice accretion? a. Aircraft T experiences more icing than S b. Aircraft S and T experience the same amount of icing c. Neither of the aircrafts accumulate ice due to the small size of droplets d. Aircraft S experiences more icing than T

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Last Answer : d. Aircraft S experiences more icing than T

A pilot who is diagnosed as having an alcohol problem can: a. Continue to fly as an operating pilot whilst he receives treatment b. Never fly again as an operating pilot c. Fly as a pilot only if he is supervised by another pilot d. Return to flying duties as a suitable course of treatment is complete

Description : A pilot who is diagnosed as having an alcohol problem can: a. Continue to fly as an operating pilot whilst he receives treatment b. Never fly again as an operating pilot c. Fly as a ... he is supervised by another pilot d. Return to flying duties as a suitable course of treatment is complete

Last Answer : d. Return to flying duties as a suitable course of treatment is complete

Disorientation is more likely when the pilot is: 1. flying in VMC 2. frequently changing between inside and outside references 3. flying from IMC to VMC 4. approaching over still water at night a. 1, 2 & 3 only are correct b. 1, 2 & 4 only are correct c. 1, 2, 3 & 4 are correct d. 1 only is correct

Description : Disorientation is more likely when the pilot is: 1. flying in VMC 2. frequently changing between inside and outside references 3. flying from IMC to VMC 4. approaching over still water at night a. 1, 2 & ... 1, 2 & 4 only are correct c. 1, 2, 3 & 4 are correct d. 1 only is correct

Last Answer : b. 1, 2 & 4 only are correct

What should a Captain do before making a non-urgent decision? a. Put his own view forward and then ask for the opinions of other members of the crew b. Consider all implications c. Encourage ideas from the crew before stating his own opinion d. Monitor his motor programme (flying)

Description : What should a Captain do before making a non-urgent decision? a. Put his own view forward and then ask for the opinions of other members of the crew b. Consider all implications c. Encourage ideas from the crew before stating his own opinion d. Monitor his motor programme (flying)

Last Answer : c. Encourage ideas from the crew before stating his own opinion

What is the absolute time a pilot should stop drinking before flying? a. 6 hours but it depends upon the amount of alcohol that has been consumed b. 24 hours but it depends upon the amount of alcohol that has been consumed c. 12 hours but it depends upon the amount of alcohol that has been consumed d. 8 hours but it depends upon the amount of alcohol that has been consumed

Description : What is the absolute time a pilot should stop drinking before flying? a. 6 hours but it depends upon the amount of alcohol that has been consumed b. 24 hours but it depends upon the amount of ... that has been consumed d. 8 hours but it depends upon the amount of alcohol that has been consumed

Last Answer : d. 8 hours but it depends upon the amount of alcohol that has been consumed

After flying for 16 minutes at 100kt TAS with a 20kt tail wind, you have to return to the airfield of departure. You will arrive after: a. 10 min 40 sec b. 20 min c. 24 min d. 16 min

Description : After flying for 16 minutes at 100kt TAS with a 20kt tail wind, you have to return to the airfield of departure. You will arrive after: a. 10 min 40 sec b. 20 min c. 24 min d. 16 min

Last Answer : c. 24 min

What is the minimum vertical separation between IFR flights flying in the same direction below FL 290? a. 500ft b. 1000ft c. 2000ft d. 4000ft

Description : What is the minimum vertical separation between IFR flights flying in the same direction below FL 290? a. 500ft b. 1000ft c. 2000ft d. 4000ft

Last Answer : c. 2000ft

When the aircraft carries serviceable Mode C transponder, the pilot shall continuously operate this mode: a. Only when directed by ATC b. Unless otherwise directed by ATC c. Only when the aircraft is flying within controlled airspace d. Regardless of ATC instructions

Description : When the aircraft carries serviceable Mode C transponder, the pilot shall continuously operate this mode: a. Only when directed by ATC b. Unless otherwise directed by ATC c. Only when the aircraft is flying within controlled airspace d. Regardless of ATC instructions

Last Answer : b. Unless otherwise directed by ATC

An aircraft flying in the visual circuit at an aerodrome sees a series of red flashes from the control tower. What does this mean? a. Do not land b. Do not land because the aerodrome is unusable c. Give way to other aircraft d. Return for landing and await clearance to land

Description : An aircraft flying in the visual circuit at an aerodrome sees a series of red flashes from the control tower. What does this mean? a. Do not land b. Do not land because the aerodrome is unusable c. Give way to other aircraft d. Return for landing and await clearance to land

Last Answer : b. Do not land because the aerodrome is unusable

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Description : You see a double white cross in a signal square, what does this mean? a. Glider flying in progress b. Tow ropes and banners may be dropped c. Runway unfit for aircraft movement d. Aerodrome unfit for aircraft movement

Last Answer : a. Glider flying in progress

An aircraft flying over the sea between 4500ft and 9000ft AMSL and outside CAS. To continue under VFR the meteorological conditions must remain: a. 2000ft horizontally and 1000ft vertically from cloud with visibility of 8km b. 1500m horizontally and 1000ft vertically from cloud with visibility of 5km c. 1500m horizontally and 1000m vertically from cloud with visibility of 5km d. Clear of cloud and in sight of the surface with visibility of 5km

Description : An aircraft flying over the sea between 4500ft and 9000ft AMSL and outside CAS. To continue under VFR the meteorological conditions must remain: a. 2000ft horizontally and 1000ft vertically from cloud with ... visibility of 5km d. Clear of cloud and in sight of the surface with visibility of 5km

Last Answer : b. 1500m horizontally and 1000ft vertically from cloud with visibility of 5km

What action should be taken when, during an IFR flight in VMC, you suffer a radio failure? a. Return to the aerodrome from which you departed b. Continue flying in VMC and land as soon as possible c. Maintain your assigned altitude and land at the nearest aerodrome at which there are VMC conditions d. Continue flying at your assigned altitude and start your approach at your ETA

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Last Answer : b. Continue flying in VMC and land as soon as possible

Which constant pressure altitude chart is standard for a 30,065 ft pressure level (FL 300)? a. 200 hPa b. 700 hPa c. 500 hPa d. 300 hPa

Description : Which constant pressure altitude chart is standard for a 30,065 ft pressure level (FL 300)? a. 200 hPa b. 700 hPa c. 500 hPa d. 300 hPa

Last Answer : d. 300 hPa

The following are the major oilseeds produced in India: [IAS 1997] 1. Sesamum 2. Mustard 3. Groundnut 4. Soyabean Which one of the following is the correct sequence of the descending order of the quantity of their production? (a) 1, 2, 3, 4 (b) 3, 2, 4, 1 (c) 2, 4, 3, 1 (d) 3, 4, 2, 1

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Last Answer : Ans: (b)

What is the correct sequence of the rivers- Godavari, Mahanadi, Narmada and Tapi in the descending order of their lengths? [IAS 2003] (a) Godavari - Mahanadi - Narrnada - Tapi (b) Godavari - Narmada - Mahanadi - Tapi (c) Narmada - Godavart - Tapi - Mahanadi (d) Narmada- Tapi - Godavari – Mahanadi

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Last Answer : Ans: (b)

Which one the following is a correct sequence of rivers in terms of their total basin area, in the descending order? [IAS 2003] (a) Ganga, Indus, Brahmaputra, Godavari (b) Indus, Ganga, Brahmaputra, Godavari (c) Brahmaputra, Indus, Ganga, Godavari (d) Indus, Ganga Godavari, Brahmaputra

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Last Answer : Ans: (c)

The correct sequence of the different sections of the Himalayas in terms of their stretch (in kilometre) in the descending order is : [IAS 2003] (a) Punjab Him., Kumaon Him., Nepal Him., Assam Him. (b) Nepal Him., Assam Him., Punjab Him., Kumaon Him. (c) Kumaon, Hlm., Nepal Him., Assam Him., Punjab Him. (d) Nepal Him., Assam Him., Kumaon Him., Punjab Him.

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Last Answer : Ans: (b)

It is the unbalanced force developed in a turbo jet engine that is caused by the difference in the momentum of the low-velocity air entering the engine and the high velocity exhaust gases leaving the engine.  a. Fall  b. Lift  c. Drag  d. Thrust

Description : It is the unbalanced force developed in a turbo jet engine that is caused by the difference in the momentum of the low-velocity air entering the engine and the high velocity exhaust gases leaving the engine.  a. Fall  b. Lift  c. Drag  d. Thrust

Last Answer : Thrust

Thrust equal drag:

Description : Thrust equal drag:

Last Answer : in unaccelerated level flight

When does THRUST = DRAG?

Description : When does THRUST = DRAG?

Last Answer : flying level at a constant IAS

Match List -I (Bearings) with List-II (Applications) and select the using the codes given below the lists: [IAS-1998] List –I List-II A. Journal bearing 1. Electric motors B. Thrust bearing 2. Watches C. Conical pivot bearing 3. Marine engines D. Ball bearing 4. Swivelling chairs A B C D A B C D (a) 3 4 1 2 (b) 4 2 1 3 (c) 3 4 2 1 (d) 4 2 3 1

Description : Match List -I (Bearings) with List-II (Applications) and select the using the codes given below the lists: [IAS-1998] List -I List-II A. Journal bearing 1. Electric motors B. Thrust bearing 2. Watches C. Conical pivot bearing 3. Marine ... D (a) 3 4 1 2 (b) 4 2 1 3 (c) 3 4 2 1 (d) 4 2 3 1

Last Answer : (c) 3 4 2 1

What true airspeed and angle of attack should be used to generate the same amount of lift as altitude is increased? a. A higher true airspeed for any given angle of attack b. The same true airspeed and angle of attack c. A lower true airspeed and higher angle of attack d. A constant angle of attack and true airspeed

Description : What true airspeed and angle of attack should be used to generate the same amount of lift as altitude is increased? a. A higher true airspeed for any given angle of attack b. The same true ... c. A lower true airspeed and higher angle of attack d. A constant angle of attack and true airspeed

Last Answer : a. A higher true airspeed for any given angle of attack

A constant rate of climb in an aeroplane is determined by: a. Wind speed b. The aircraft weight c. Excess engine power d. Excess airspeed

Description : A constant rate of climb in an aeroplane is determined by: a. Wind speed b. The aircraft weight c. Excess engine power d. Excess airspeed

Last Answer : c. Excess engine power

The angle of attack of a fixed pitch propeller: a. Depends on forward speed only b. Depends on forward speed and engine rotational speed c. Depends on engine rotational speed only d. Is constant for a fixed pitch propeller

Description : The angle of attack of a fixed pitch propeller: a. Depends on forward speed only b. Depends on forward speed and engine rotational speed c. Depends on engine rotational speed only d. Is constant for a fixed pitch propeller

Last Answer : b. Depends on forward speed and engine rotational speed