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Current Affairs January 2024

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4

Calm period is the percentage of time during which wind intensity is less than

A. 4.8 kmph

B. 6.4 kmph

C. 8.0 kmph

D. 9.6 kmph

Correct Answer :

B. 6.4 kmph


Related Questions

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4

The reduced level of the proposed site of an air port is 2500 m above M.S.L. If the recommended length by I.C.A.O. for the runway at sea level is 2500 m, the required length of the runway is

A. 2500 m

B. 3725 m

C. 3000 m

D. 3250 m

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4

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

A. 150 m

B. 140 m

C. 160 m

D. 175 m

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4

According to I.C.A.O. the slope of transitional surface at right angles to the centre line of runway, is kept

A. 1 in 4

B. 1 in 5

C. 1 in 6

D. 1 in 7

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4

The runway orientation is made so that landing and takeoff are

A. Against the wind direction

B. Along the wind direction

C. Perpendicular to wind direction

D. None of these

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4

The bearing of the runway at threshold is 290°, the runway number is

A. N 70° W

B. 290°

C. 29°

D. W 20° N

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4

Speed of

A. Sound at 0°C is 1190 kmph

B. Sound varies 2.4 kmph per degree centigrade rise in temperature

C. Sound at 0°C is called one Mach

D. All the above

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4

According to I.C.A.O. the recommended length of air ports is decided on

A. Sea level elevation

B. Standard sea level temperature (15°C)

C. Effective gradient percentage

D. All the above

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4

As per ICAO, for A, B, and C type of airports, maximum effective, transverse and longitudinal grades in percentage respectively are

A. 1.0, 1.5 and 1.5

B. 1.0, 1.5 and 2.0

C. 1.5, 1.5 and 2.0

D. 2.0, 2.0 and 2.0

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4

The slope of the obstruction clearance line from the boundary of the heliport should be

A. 1 : 2

B. 1 : 5

C. 1 : 8

D. 1 : 40

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4

Effective length of a runway is the distance between

A. Ends of the runway

B. Point of intersection of the obstruction clearance line and the extended plane of the runway surface, and the other end of the runway

C. Point of intersection of the glide path and the extended plane of the runway surface and the other end of the runway

D. Ends of the clear way on either side

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4

Pick up the correct statement from the following:

A. Tar concrete pavements are suitable if fuel spillage occurs

B. Rubberised tar concrete hot blast as well as spillage

C. Epoxy asphalt concrete sets in very small time

D. All the above

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4

Pick up the correct statement from the following:

A. The speed of the aircraft relative to the ground, is called cruising speed

B. The speed of the aircraft relative to wind, is called air speed

C. When wind is blowing the direction of the flight, air speed is less than cruising speed

D. All the above

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4

Assertion A : Airport capacity during IFR conditions is usually less than that during VFR conditions. Reason R: During clear weather condition (VFR), the aircrafts on final approach to runway can be spaced closer during poor visibility conditions. Select your answer based on the coding system given below:

A. Both A and R is true and R is the correct explanation of A

B. Both A and R is true but R is not the correct explanation of A

C. A is true but R is false

D. A is false but R is true

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4

Conical surface of the approach area rises outwards

A. 1 in 10

B. 1 in 15

C. 1 in 20

D. 1 in 25

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4

An aircraft is flying in an atmosphere of 30°C with a speed of 1260 km ph. Its speed is known as

A. Subsonic

B. Sonic

C. Super-sonic

D. Mach

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4

The engine failure case for determining the basic runway length may require

A. Only clearway

B. Only stop way

C. Either a clearway or a stop-way

D. Either a clearway or a stop-way or both

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4

Which of the following is an example of failure in flexible pavements?

A. Alligator cracking

B. Mud pumping

C. Warping cracks

D. Shrinkage cracks

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4

The length of a runway under standard atmospheric conditions is 1800 m. If the actual reduced level of the site is 1200 m, the design length of the runway is

A. 2360 m

B. 2460 m

C. 2560 m

D. 2660 m

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4

In an airport, if 4 groups of 5 gates each located well separated are considered for traffic and the future to present traffic ratio is 3, then the total requirement of future gates will be

A. 32

B. 36

C. 44

D. 68

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4

The thickness design of the pavement, is decided on the load carried by

A. Main gears

B. Nose wheel

C. Tail wheel

D. All the above

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4

For night landing, the thresholds are lighted

A. Green

B. Red

C. White

D. Yellow

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4

The landing and takeoff of the air craft is made against the direction of wind. In no case the centre line of the runway should make an angle with the wind direction exceeding

A. 10°

B. 20°

C. 30°

D. 40°

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4

The maximum length and pavement strength of the runway is that of

A. A 1

B. B 2

C. B 3

D. G 7

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4

The total length of a runway is 1000 m. The elevation at distance 0,200 m, 400 m, 600 m, 800 m and 1000 m are 100.0 m, 99.2 m, 101.0 m, 101.8 m, 101.4 m and 101.0 m respectively. The effective gradient of runway will be.

A. 0.10 %

B. 0.26 %

C. 0.43 %

D. 0.65 %

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4

According to the International Civil Aviation Organisation (I.C.A.O.) the strength of runway pavements, have been coded by

A. Seven English alphabets

B. Last Seven English alphabets

C. First Seven English alphabets

D. First seven numbers

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4

The centre to centre spacing of heliport lighting along the periphery of landing and takeoff area should be

A. 2.5 m

B. 5.0 m

C. 7.5 m

D. 10.0 m

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4

As per ICAO recommendation, the rate of change of longitudinal gradient per 30 m length of vertical curve for A and B type of airports is limited to a maximum of

A. 0.1 %

B. 0.2 %

C. 0.3 %

D. 0.4 %

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4

As per ICAO, the minimum basic runway length for A and E type of airport will be

A. 1500 m and 600 m

B. 2100 m and 750 m

C. 1500 m and 750 m

D. 2100 m and 600 m

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4

Total correction for elevation, temperature and gradient for a runway should not be more than

A. 15 %

B. 20 %

C. 25 %

D. 35 %

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4

The best direction of a runway is along the direction of

A. Longest line on wind rose diagram

B. Shortest line on the wind rose diagram

C. Line clear of wind rose diagram

D. None of these