If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost of excavation by machine will be equal to the cost of manual excavation is

Construction Planning and Management
If the excavation of earth is done manually then it costs Rs. 10 per cum. A machine can excavate at a fixed cost of Rs. 4000 plus a variable cost of Rs. 2 per cum. The quantity of earth for which the cost of excavation by machine will be equal to the cost of manual excavation is

1500 cum

500 cum

2000 cum

1000 cum

1500 cum

500 cum

2000 cum

1000 cum

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Construction Planning and Management
Wheeled tractors are replacing crawler tractors because1. Wheeled tractors travel faster.2. Crawler tractors are more expensive.3. Track parts of a crawler wear out quickly.4. Crawler tractors have stick control.of following statements

2, 3 and 4 are correct

1, 2 and 4 are correct

1, 3 and 4 are correct

1, 2 and 3 are correct

2, 3 and 4 are correct

1, 2 and 4 are correct

1, 3 and 4 are correct

1, 2 and 3 are correct

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Construction Planning and Management
Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is

1, 3, 2, 4, 5

1, 2, 4, 3, 5

1, 3, 4, 2, 5

1, 2, 3, 4, 5

1, 3, 2, 4, 5

1, 2, 4, 3, 5

1, 3, 4, 2, 5

1, 2, 3, 4, 5

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Construction Planning and Management
The technique for establishing and maintaining priorities among the various jobs of a project, is known

Critical ratio scheduling

Slotting technique for scheduling

Event flow scheduling technique

Short interval scheduling

Critical ratio scheduling

Slotting technique for scheduling

Event flow scheduling technique

Short interval scheduling

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Construction Planning and Management
If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be

to + 3tm+ tp/3

to + 4tm+ tp/6

to + 4tm+ tp/5

to + 4tm+ tp/4

to + 3tm+ tp/3

to + 4tm+ tp/6

to + 4tm+ tp/5

to + 4tm+ tp/4

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Construction Planning and Management
Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.

A is true but R is false

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

A is false but R is true

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

A is true but R is false

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

A is false but R is true

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

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Construction Planning and Management

Construction Planning and Management Wheeled tractors are replacing crawler tractors because1. Wheeled tractors travel faster.2. Crawler tractors are more expensive.3. Track parts of a crawler wear out quickly.4. Crawler tractors have stick control.of following statements

Construction Planning and Management Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is

Construction Planning and Management The technique for establishing and maintaining priorities among the various jobs of a project, is known

Construction Planning and Management If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be

Construction Planning and Management Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.

Construction Planning and Management
Wheeled tractors are replacing crawler tractors because1. Wheeled tractors travel faster.2. Crawler tractors are more expensive.3. Track parts of a crawler wear out quickly.4. Crawler tractors have stick control.of following statements

Construction Planning and Management
Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is

Construction Planning and Management
The technique for establishing and maintaining priorities among the various jobs of a project, is known

Construction Planning and Management
If to, tp and tm are the optimistic, pessimistic and most likely time estimates of an activity respectively, the expected time t of the activity will be

Construction Planning and Management
Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.