Civil Engineering MCQs

Page No. 130

Whenever an activity has zero total float, then_______________?


afree float of the activity must be zero but independent float need not be zero


bindependent float must be zero but free float need not be zero


cfree float and independent float both must be zero


d free float and independent float both need not be zero



If the optimistic time, most likely time and pessimistic time for activity A are 4, 6 and 8 respectively and for activity B are 5, 5.5 and 9 respectively, then______________?


aexpected time of activity A is greater than the expected time of activity B


bexpected time of activity B is greater than the expected time of activity A


cexpected time of both activities A and B are same


dnone of the above



Latest start of an activity is always________________?


agreater than or equal to latest event time of preceding node


bless than or equal to latest event time of preceding node


cequal to latest event time of preceding node


dless than latest event time of preceding node



Which of the following does not represent an activity?


asite located


bfoundation is being dug


c. the office area is being cleaned


dthe invitations are being sent


View Answer site located

The area under the Beta – distribution curve is divided into two equal parts by_______________?


a most likely time


b optimistic time


cpessimistic time


dexpected time


View Answer expected time

Which of the following is not a PERT event ?


asite investigation started


bsessional work completed


cbus starts from Jaipur


dclass is being attended



Which of the following is a weakness of bar chart ?


ainterdependencies of activities


b project progress


c uncertainties


dall of the above


View Answer all of the above

The anchorage value of standard U-type hook of a reinforcing bar of diameter d in tension, is______________?


a 4 d


b 8d


c12 d


d16 d


View Answer 16 d

Pick up the correct statement from the following?


a For steel castings, the minimum tensile strength is 41 kg/mm2 and minimum yield stress is 20.5 kg/mm2


bFor high tensile steel, the minimum tensile strength is 58 kg/mm2


c. For mild steel the minimum tensile strength is 44 kg/mm2 and minimum elongation of 23% on a gauge length of 5.65A


dAll the above


View Answer All the above

The permissible bending stresses Pbet for steel slab bases should not exceed_______________?


a 1500 kg/cm2


b1650 kg/cm2


c1800 kg/cm2


d1890 kg/cm2


View Answer 1500 kg/cm2

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