DGCA repeated questions

Which type of cloud produces hail?

1. AStratocumulus
2. BNimbostratus
3. CCumulonimbus
4. DAltostratus

Clouds, precipitation and optical phenomena

For mountain waves to form there should be ..... air below the ridge and less stable air above.

1. AStable
2. BUnstable
3. CIndifferent

Turbulence, wind shear and mountain waves

TRS develop over ............ deg Lat

1. A0-5
2. B5-15
3. C25-30
4. D30 - 40

Tropical systems

What is the SSR code for Radio Communication Failure (RCF)?

1. A7600
2. B7700
3. C7500
4. D7000

SSR transponder and radio failure

On the readability scale what does "Readability 3" mean:

1. AReadable but with difficulty
2. BLoud and clear
3. CNo problem to understand

Radiotelephony

Prisoners on Board an aircraft can be carried with the permission of

1. ADGCA
2. BController of Aerodrome
3. CDirector General of Prisons

Indian air law and ADC

Civil twilight is:

1. Athe period between sunset and the end of evening civil twilight (ECT)
2. Bthe period between the start of morning civil twilight (MCT) and sunrise
3. Crelated to the position of the centre of the Sun being 6 degrees below the sensible horizon
4. Da period when it is possible to carry out daylight tasks without artificial lighting / used in the EU-OPS definition of day flying/night flying / all of the above

Time and the solar system

To double the range of a primary radar would require the power to be increased by a factor of:

1. A2
2. B4
3. C8
4. D16

Radar, SSR and DME

The still air distance in the climb is 189 Nautical Air Miles (NAM) and the time 30 minutes. What ground distance would be covered in a 30kt headwind?

1. A193NM
2. B174NM
3. C188NM

Flight planning

The purpose of the diffuser vanes in a centrifugal compressor is to:

1. AIncrease the charge temperature
2. BConvert pressure energy into kinetic energy
3. CIncrease the air velocity
4. DConvert kinetic energy into pressure energy

Gas turbine principles and compressors

"MACH TRIM" or "MACH TUCK" are associated with

1. AFlying at low speed and high gross weight
2. BFlying at high subsonic speeds
3. CFlying at supersonic speeds

High speed flight

What is the basic difference between an anti-icing system and a de-icing system?

1. ADe-icing stops ice forming; anti-icing removes ice after it has built up
2. BAnti-icing is used in flight only; de-icing is used on the ground only
3. CAnti-icing stops ice forming; de-icing removes ice after it has built up

Ice and fire protection

What distinguishes secondary radar from primary radar?

1. ASecondary radar uses reflected pulses only
2. BSecondary radar transmits and receives on the same frequency
3. CSecondary radar receives a reply from the target's transponder
4. DNone of these

Radio aids, radar and data link

VHF aviation band is

1. A30–50 MHz
2. B118–137 MHz
3. C200–300 MHz
4. D10–40 GHz

Radio theory and basic electricity

The full form of PANS is:

1. AUrgency signal
2. BProcedures for Air Navigation Service
3. CPre-airborne Navigation System

Numbers, phonetics and abbreviations

For maximum cabin heat:

1. ACabin air knob pushed in
2. BCabin heat knob pushed out
3. CAs in (A) & cabin heat knob is pulled out
4. DAs in (B) & cabin air knob is pulled out

Cessna 172R

When taking off from a grass surface, ground run is increased by approximately

1. A10 %
2. B15 %
3. C25 %
4. D50 %

Other aircraft types

Oil temperature green arc covers

1. A32°-212 °F
2. B75°-245 °F
3. C100°-245 °F
4. D150°-245 °F

Other aircraft types