Civil Engineering MCQs

2965 MCQs  (Page 177 of 297)

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. Both a and r are true and r is the correct explanation of a
B. Both a and r are true but r is not the correct explanation of a
C. A is true but r is false
D. A is false but r is true
Crash project duration is obtained by summing the________________?
A. Normal durations for all the activities
B. Crash durations for all activities
C. Crash durations for all the activities along the critical path obtained by taking into account the normal duration for all the activities
D. Crash durations for all the activities along the critical path obtained by taking into account the crash duration for all the activities
The constraints in case of resource smoothening operation would be_______________?
A. Resources
B. Project duration time
C. Both resources and project duration time
D. None of the above
Slack time refers to_______________?
A. An activity
B. An event
C. Both event and activity
D. None of the above
Economic saving of time results by crashing_________________?
A. Cheapest critical activity
B. Cheapest non-critical activity
C. Costliest critical activity
D. Costliest non-critical activity