UE-423 Quiz 2

In flexible pavement stress analysis, strain is usually reported in __________

• mils

• millistrain

• microstrain

• nanostrain

1 mils equals to _______ inches

• 1/10

• 1/100

• 1/1000

• 1/0.001

Mils is the unit of ________

• Stress

• Strain

• Deflection

• None of these

While analyzing the pavement using KENPAVE program, _________ is the center-to-center spacing between two dual wheels

• XW

• YW

• NR

• ZC

The contact radius and offset distance of stress and strain point is represented by ______

• 'a' and 'r' respectively

• 'r' and 'a' respectively

• 'a' and 'h' respectively

• 'r' and 'h' respectively

The most common gear arrangement in aircrafts are _________

• bicycle

• tricycle

• 4-wheeler

• 5-wheeler

The wheel arrangement shown in figure is called __________

• 3 Duals in Tridem (3S)

• 2 Triples in Tandem (2T)

• Both

• None

Payload is included in ________

• Operating Empty Weight (OEW)

• Maximum Zero Fuel Weight (MZFW)

• Both

• None

The pavement thickness in airport pavement is usually _______

• Uniform

• Variable (greater thickness at edges)

• Variable (greater thickness at center)

• All of these

The lowest practical value of CBR in airport pavement is ____________

• 2

• 3

• 4

• 5