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- Question
For the taxiways, the following statement is true
Options- A. The maximum longitudinal grade is 3%
- B. The permissible rate of change of grade is 1%
- C. The permissible transverse grade is 1.5%
- D. All the above.
- Correct Answer
- All the above.
- 1. According to the International Civil Aviation Organisation (I.C.A.O.), the runway lengths of aerodromes, have been coded by
Options- A. Seven English alphabets
- B. Last Seven English alphabets
- C. First Seven English alphabets
- D. First seven natural numbers. Discuss
- 2. The threshold markings are
Options- A. 4 m wide
- B. 1 m clear space between adjacents
- C. 45 m in length
- D. placed symmetrically on either side of the runway centre line
- E. all the above. Discuss
- 3. The strength of winds is measured with the help of
Options- A. Benfort scale
- B. Wind indicator
- C. Barometres
- D. None of these. Discuss
- 4. An aircraft is flying in an atmosphere of 30°C with a speed of 1260 km ph. Its speed is known as
Options- A. subsonic
- B. sonic
- C. super-sonic
- D. Mach. Discuss
- 5. If the width of the approach area near the runway end is 150 m, the width of the approach area at a distance of 3 kilometres from runway end will be
Options- A. 1500 m
- B. 1200 m
- C. 1000 m
- D. 800 m Discuss
- 6. A gradient of + 0.08% is followed by a gradient of - 0.07%. If the permissible rate of change of grade is 0.003 per 30 metres, the length of the transition curve, is
Options- A. 150 m
- B. 140 m
- C. 160 m
- D. 175 m Discuss
- 7. According to I.C.A.O. the recommended length of air ports is decided on
Options- A. sea level elevation
- B. standard sea level temperature (15°C)
- C. effective gradient percentage
- D. all the above. Discuss
- 8. Pick up the incorrect statement from the following:
Options- A. Channelization of pavement is caused by constant use of tri-cycle gears of aircraft
- B. Blast pads are used over cohesionless soils to resist erosion due to tremendous speed of the jet blast
- C. Over-run areas of at least 300 m length on either side of the runway are provided
- D. None of these. Discuss
- 9. Beaufort scale is used to determine
Options- A. strength of winds
- B. direction of winds
- C. height of air-crafts
- D. none of these. Discuss
- 10. Speed of
Options- A. sound at 0°C is 1190 km p.h.
- B. sound varies 2.4 km p.h. per degree centrigrade rise in temperature
- C. sound at 0°C is called one Mach
- D. an aircraft flying at 2975 km p.h., is called 2.5 Mach
- E. All the above. Discuss
Airport Engineering problems
Search Results
Correct Answer: First Seven English alphabets
Correct Answer: all the above.
Correct Answer: Benfort scale
Correct Answer: sonic
Correct Answer: 1200 m
Correct Answer: 150 m
Correct Answer: all the above.
Correct Answer: None of these.
Correct Answer: strength of winds
Correct Answer: All the above.
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