ااا ااا اما 153/2017

61.

62.

63.

64.

65.

66.

Consider the following situations.

1. Traffic volume entering from all roads is less than 300 vehicle per hour.
2. Pedestrian volume is high.

3. Total right tuming traffic is high.

4. Aroad is in a hilly region.

A rotary will be more suitable than control by signals in situations listed against.
ಸ) 1063 B) 1and 4 0) 28೧64 0) 28೧63

For different concrete specimens, each hydrated to the same degres, the permeability is
A) Higher with lower water cement ratio and higher cement content

B) Lower with lower water cement 1810 ೩೧೮ ೧10೧61 ೦671971 00೧1671

C) Lower with higher water cement ratio and lowsr cement content

D) Lower with higher water cement ratic and higher cement content

A contractor wishes 10 determine a suitable combination of manual labour and
machine work for the excavation of a multistorey construction. For every cubic metre
of excavation, 3 man-hours are needed, or 0.2 machine-hour. Costs involved are
Rs. 20 per man-hour and Rs. 500 per machine-hour. The total quantity of excavation
is estimated to be 4000 cum. The optimal quaniity of excavation 10 be done manually
for minimum total cost will be

A) 1500 cum B) 1800 cum C) 2250 cum D) 2500 cum

A building with a gabled roof will experience pressure on its leeward slope which is
A) Always ‏وبح‎ B) Always ‏وب‎
‎C) Sometimes +ve and otherwise —ve D) Zero

Consider the following statements.

Entrainment of air in concrete is done so as to

1. Increase the workability

2. Increase the strength

3. Increase the resistance to freezing and thawing

Which of the above statements is/or correct ?
A) 1,2and3 B) 1 only ©( 1 800 3 00 D) 3 00

Consider the following statements in work breakdown structure.
1. ltis a graphical representation of entire programme

2. The Top-Down approach 10 planning is adopted

3. The Down-Top approach to planning is adopted

4. ltis suitable for complex projects

Which of the above statements is/are correct ?
A) 1 only B) 2and 4 0 4 0( 4 1۷

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