Construction Planning and Management
The reduction in project time normally results in

Increasing the direct cost and indirect cost both
Increasing the direct cost and decreasing the indirect cost
Decreasing the direct cost and indirect cost both
Decreasing the direct cost and increasing indirect cost

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Construction Planning and Management
Total float for any activity is defined as the difference between

Its latest start time and earliest finish time
Its earliest finish time and earliest start time for its successor activity
Its latest start time and earliest start time
Its latest finish time and earliest start time for its successor activity

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

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Construction Planning and Management
Consider the following statements for a power shovel:
(i) Output can be increased by reducing the angle of swing for a given depth of cut.
(ii) For a given angle of swing, output will be maximum at optimum depth of cut.
(iii) Output can be increased by keeping the depth of cut less than optimum depth.
(iv) Output can be increased by increasing the size of shovel.

(i), (ii) and (iv) are correct
(i) and (iv) are correct
(ii), (iii) and (iv) are correct
(i), (iii) and (iv) are correct

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