Civil Engineering : Construction Planning And Management QUESTIONS AND ANSWERS :: part2 : 16 to 20

Following Civil Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

16.The time corresponding to minimum total project cost is

crash time

normal time

optimistic time

between normal time and crash time

17.A tractor whose weight is 20 tonnes has a drawbar pull of 2500 kg, when operated on a level road having a rolling resistence of 30 kg per tonne. If this tractor is operated on a level road having a rolling resistance of 40 kg per tonne, then the drawbar pull of the tractor will

reduce by 200 kg

increase by 200 kg

increase by 250 kg

reduce by 250 kg

18.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. Select the correct answer.

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

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

A is true but R is false.

A is false but R is true.

19.The independent float affects only

preceding activities

succeeding activities

the particular activity involved

none of the above

20.The constraints in case of resource smoothening operation would be

resources

project duration time