51. Railway projects are treated as
52. 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
53. Construction team means
54. Assertion (A): Activity 57 is critical.
Reason (R): Earliest finish time and latest finish time for events 57 are same
Reason (R): Earliest finish time and latest finish time for events 57 are same
55. The time which results in the least possible construction cost of an activity, is known as
56. The area under the Beta distribution curve is divided into two equal parts by
57. The grade resistance factor for an earth moving machine can be obtained by multiplying grade percentage by a factor approximately equal to
58. Which one of the following is not an excavating and moving type of equipment?
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