# Civil Engineering Questions And Answers :: Construction Planning And Management: part2

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 ANSWER : : between normal time and crash time Explanation :
 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 ANSWER : : reduce by 200 kg Explanation :
 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. ANSWER : : Both A and R are true and R is the correct explanation of A. Explanation :
 19.The independent float affects only preceding activities succeeding activities the particular activity involved none of the above ANSWER : : the particular activity involved Explanation :
 20.The constraints in case of resource smoothening operation would be resources project duration time both resources and project duration time none of the above ANSWER : : project duration time Explanation :

More Construction Planning And Management QUESTIONS AND ANSWERS available in next pages

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