Transportation Engineering (3150611) MCQs

MCQs of Highway Transportation_Part 3: Highway materials

Showing 51 to 60 out of 70 Questions
3 4 5 6 7
51.
Tar is a by-product of __________
(a) Wood
(b) Petroleum
(c) Kerosene
(d) Coal
Answer:

Option (a)

52.
Stone aggregate do not have to resist __________
(a) Weathering effect
(b) Traffic load
(c) Wheel load stress
(d) Soil load
Answer:

Option (d)

53.
The capability of aggregate to resist more weathering action and wheel load is called __________
(a) Hardness
(b) Toughness
(c) Durability
(d) Angularity
Answer:

Option (c)

54.
If the aggregates are exceptionally strong then they are having impact value which is?
(a) Less than 10
(b) Less than 15
(c) Less than 30
(d) Greater than 30
Answer:

Option (a)

55.
The flakiness index for surface dressing should not exceed __________
(a) 15%
(b) 25%
(c) 35%
(d) 45%
Answer:

Option (b)

56.
The sum of flakiness index and elongation index for BC should not exceed __________
(a) 15
(b) 20
(c) 30
(d) 40
Answer:

Option (c)

57.
Tar is not used now because of __________
(a) Cost
(b) Efficiency
(c) Harmful effects
(d) Not satisfactory
Answer:

Option (c)

58.
The resistance to flow is measured by __________
(a) Flash and fire
(b) Viscosity
(c) Penetration test
(d) Ductility test
Answer:

Option (b)

59.
The bitumen surface becomes stiff in __________
(a) Summer
(b) Winter
(c) Rainy
(d) Spring
Answer:

Option (b)

60.
Which bitumen does not need heating?
(a) Paving grade
(b) Cut back
(c) Modified
(d) Bitumen emulsion
Answer:

Option (b)

Showing 51 to 60 out of 70 Questions
3 4 5 6 7