Deck 2: Railways, Airports, and Wing Design

Question 1

The desert sand is ________         

A)strong
B)weak
C)normal
D)unfit for pavements

Answer 1

weak

Question 2

The water content in the emulsion is about ________         

A)10%
B)20%
C)30%
D)40%

Answer 2

40%

Question 3

The distance shown by red line represents

A)separation
B)parallel way
C)height
D)gauge

Answer 3

gauge

Question 4

Name the organization which is the research and development wing of Indian Railways.

A)cris
B)rdso
C)rsdo
D)irctc

Question 5

The Railways has a ________       degree of freedom for its movement.

A)single
B)two
C)three
D)four

Question 6

Track modulus is defined as:

A)load/unit length of sleeper
B)load/unit length of sleeper to produce depression in rail
C)load/unit length of rail to produce depression in sleeper
D)load/unit length of rail to produce unit depression/deflection in track

Question 7

The track modulus is not affected by gauges.

Question 8

Which of the following causes stresses in Sleepers?

A)eccentric vertical loads
B)contact shear stress of wheel and rail
C)lateral deflection of sleepers
D)track components

Question 9

There are ________         types of rail sections.

A)2
B)3
C)4
D)5

Question 10

How does the depth of ballast cushion affect rail section?

A)higher the depth bigger the rail section
B)depth is less, bigger the rail section
C)depth is less, smaller the rail section
D)depth and rail section same

Question 11

The mountain alignment can be classified into ________       types.

A)4
B)3
C)2
D)1

Question 12

What must be done to wooden sleepers before use?

A)seasoning
B)washing
C)painting
D)hydrating

Question 13

Airports can be classified on how many basis?

A)5
B)4
C)3
D)2

Question 14

ICAO classification system considers how many things?

A)2
B)4
C)5
D)6

Question 15

The FAA classification of the airport is based on:

A)function
B)geometric design
C)airport approach speed
D)length of runway

Question 16

Which of the following is not a characteristic of centralized system of the terminal Area?

A)passengers, cargo routed centrally
B)passenger facilities in small units
C)walking distance to aircraft < 200m
D)common facilities for different gate positions

Question 17

Which of the below does not affect the site- selection of an airport site?

A)adequate access
B)air traffic potential
C)sufficient airspace
D)number of ground staff

Question 18

Runways are oriented in a direction against the prevailing wind.

Question 19

The wind intensity during a calm period in runways should be:

A)below 4.6km/hr
B)above 5km/hr
C)between 5-10 km/hr
D)below 6.4km/hr

Question 20

The application of ________         diagram is used to find the orientation of the runway to get the desired wind coverage.

A)wind butterfly
B)wind cycle
C)wind star
D)wind rose

Question 21

Elevation of airport site above MSL is a factor that controls airport size.

Question 22

How many types of Fly Rules are there?

A)2
B)5
C)4
D)3

Question 23

Term marked by '?' in diagram is

A)tip chord
B)root chord
C)thrust
D)lift

Question 24

Let's consider flat wrapping is to be used for lofting. If wing has taper ratio of 0.4, span of 26.6ft and root chord Cr is 76in then, find the area to be covered by flat wrapping.

A)118ft2
B)200ft2
C)1600in
D)10m

Question 25

From following diagram find the value of MAC of wing.

A)5.8m
B)6.8m
C)2.5m
D)10m